ChROnoScOpE reLeasENotes

Chronoscope 2 uses mapbox gl, while Chronoscope 1 was built with google maps.

Release Notes Chronoscope 2

Chronoscope 2 starten

v2.12 (12 Jun 2022)

New Features

• New Intro (German)
• 3.542 maps and counting, 480 maps for Hamburg
• Table of maps: Sort by title function
• Table of maps: random maps function
• Textfilter in Layout Mode >> Video on twitter
  • ChronoLink API: &c=lTextfilter
• Victoria context menu: JveuxDuSoleil (Schattenwurf) als GeoService
• Victoria context menu: Soundscapes in Radio Aporee
• Info-Layer: New HAPAGAhoi! photo sets
• Info layer: New photos
• Alt modifier on Mac becomes right shift on Windows
• ChronoLink API: support &c=^w for Alt W or right shift w

Improvements

• 2 hacks to show or info markers. These two maps hide other ChroneMedia markers.just UNESCOjust HAPAG Ahoi!
• less glowing water color 284e9a >> 324977

Experimental

• initial support for IIIF collection import – examples on twitter
• U for stereoscopic swing (Chronoscope 3D)

v2.11 (Feb 2021)

New features

• Alt Space hides the controls and provides a clean view for screenshots. 3 finger tap on touch devices does the same. /example
• B B to move to the previous map; first B open the history table. Second B selects the second map – same as 2
• Victoria Context menu for city labels offers to open hash tag on Twitter. /example
• Victoria Context menu for Hamburger Starkregengefahrenkarte
• API: c parameter accepts a comma-separated list of commands, e.g. …c=ldk,f to set signature prefix to DK and call the Find command
• keyboard navigation in map table
  • space & shift space to scroll in map table
  • right arrow left arrow to move selection
  • return to open selected map
  • PageUp PageDown Home End
• keyboard navigation for atlas’ maps
  • PageUp PageDown : next and previous map of atlas
  • Home : home position of map
  • End : open atlas
• IIIF link provides book context, i.e. #UHeidelberg
• Import geoURL directly with menu command Edit > Paste.

Improvements

• more map previews for map table on smart phone screens; 2 columns instead of 1. (TODO: Non IIIF maps stay large.)
• better layout for Victoria menu for iFrames
• autoplay for ISSTempus
• age/color coding for map outlines for short time intervals

Bugfix

• link updates for Deutsche Fotothek

Experimental

• IIIF manifest import at GeoURL or via drag’n’drop
  • Stanford Lib
  • ETH Zürich
  • Jul-29 proof of concept
  • Jul-30 adding flexibility to support 2 libraries
  • Jul-31 adds support for entire atlases
  • Aug-2: ChronoLink to individual manifest map, example
  • Aug-5: support for iiif-content parameter /IIIF Content State API 0.9
  • Aug-10 no need for coordinates anymore
  • Aug-14 support for SPK, internet archive;
  • Aug-18 support for World Digital Library, eg
  • Aug-19 keep aspect ratio for Greta
    
    
  • [ ]: iiif-content=…&c=a
    • example => wait till loaded!! Use spinner as semaphor?!
  • [ ]: why zoom 0 on manifest import?
• Multimap
  • fast change between etitions
  • Shift A to open all atlases’ maps
    • [ ] add limit
    • [√] load screen preview instead of 5k, load full resolution if map becomes active
    • [√] update active map outline
    • [√] emphasize active map with glow or shadow
  • Click map to bring to front
  • Alt Click to send to back
    • [√] Bug on selection frame ~ send to back >> clickMultiMap
  • Backspace to remove map
  • MapSelector to remove all other maps
  • New map segements icon
  • 128x Scotland
    • [√] Scotland on iPhone does not run through
  • [ ] interference between edition and multimap, e.g. PU1n79h683g^A
  • [ ] Remote calls do not trigger garbage collect?! e.g. ChronoAlex (3D) - Helgoland
  • [√] too many calls to replaceState << updateChronoURLBar //Safari Air, Scotland

Chronoscope3D

• mapbox v2.4.1 >> 2.6.1
• experiment: projection: 'naturalEarth' // starting projection

Issues / Bugs

• Yale maps too big? pct’s fault?
• Text too long for hover (on phone) or map table e.g. manifest
• Who disables btnGem on iFrames? ok, but where?
• Brave: Find my Location > boom (Chrome ok)

Chronoscope v2.10

– release: 21-Jun-2021 –

New features

• ChronoMedia: Podcasts, Videos, 360° content available at info layer
  • admin via padlet
• Remember history of maps. Show previous maps: B (back)
• sMapshot support
• Stolpersteine für Hamburg
• EO Browser
• Filter maps by scale, slider and optimum button
• Keyboard shortcut O to jump to your own location
• Atlas/Edition/City button shows number of maps info
• Show missing maps as blank places instead. example
• localization: user interface can be English or German
  • map locale can be English, German, French, Spanish, Portugese, Russian or Arabic
• vertical 2-finger swipe to tilt the map area

Updates

• interval extended to 2020 to show urban planning projects for Hamburg
• less clutter on launch
• re-layout of task bar, i.e. move [L]ayout to the main bar.
• design updates for toolbars, i.e. blur-effect
• new icons for InfoLayer ChronoMedia
• smart phone UI: some functions only for landscape orientatoin

internal DB changes

• algorithmic north bearing
• disable 1,800 GWLB maps

Experimental

• configure signature filter as URL parameter: …c=lxxx –– command (L)ayout signature-letters
• URL parameter O: …c=o –– to trigger Find my Position
• T for ISS Tempus, Alt T to change the ship
  • ToDo: pause, play, stop controls
• Chronoscope 3D >> v2.2.9 / v2.3 >> performance boost!!
  • Brave Browser: spike errors
  • Labels above old map in dark mode only

Bugs

• Safari only: Internet Archive maps not loading on Safari /Issue
  • If SU-maps are not loading: load map in full resolution (Victoria), accept the certificate, map loads, issue solved.
• Landsat Previews missing
• Brave: Map and info layer not restored after [D]ark switch
• Brave: no scale control

v2.9 (Jun-Sep-Oct-Dec 2020)

– release: 29-Jan-2021 –

New features

• Relief/Mountain-Mode: M
• Alt R / Alt W for AutoPilot
• ChronoCity - key C - for several cities with more than 3 street maps. Think Chronoscope Berlin Chronoscope London Chronoscope Paris Chronoscope New York – 60+ cities in total
• drop Wikipedia GeoURL or plain text coordinates into Chronoscope window
• Victoria’s context menu
  • PastVu support
  • eFoto 2.0 support
  • Berlin Portal
  • Hamburg Bauakten (no Safari)
  • Search maps (usability request)
• interval slider to focus on a specific time period for Search and Random maps: key L
  • Reset filter button
  • Close button
• signature filter. First 2 letters of map ID specify the collection; e.g. 'DK' for 'Königlichen Bibliothek Dänemark'; 'LH' for 'GWLB Hannover'; '-HK' for maps not coming from 'Leibniz Institut für Länderkunde'. Default is '-LX'.
• URL parameter c for key command: '…&c=a' opens the atlas on load. '…&c=l' opens the outline mode.
• display map table title
• 2,000+ rectified maps
• 4,000+ maps including GWLBHannover

Updates

• mapbox 1.12.0
• home & rotate is one animation (no separate map rotation anymore)
• faster panning and less update clutter in the periphery by hiding the map beneath the satellite layer
• vertical transparency slider
• simpler chronolinks:
  • a) from https://mprove.de/chrono?… to https://mprove.de/chrono?…
  • b) "Mx" removed from Map ID
  • c) zoom parameter w/o meaningless zero digits
• minor updates for smartphone controls

Experimental

• 1800 additional maps by GWLB Hannover. > Log
• T for ISS Tempus
• Y for quick filter, i.e. set time interval to +/- 10 years of current map /bug: need to press Y twice
• 17-Dec-2020: mapbox 1.12.0 >> 2.0.0 map3d.html
  • maps only visible in Chrome; neither Safari nor FF
  • this needs more work, redesign, QA >> postponed for Chronoscope v3

Bug Fix

ChronoAtlas: fly to map

Known Issues

[?] black map pyramids in FF

init problems in Safari 11 (failed mapstyle loading)

[ ] iiif.archivelab.org certificate issue for Safari e.g. Stonehenge /ff ok

[ ] Alt not usable under Windows

smartphone / mobile layout needs to be reconsidered

v2.8.6 (Mar/Apr/May 2020)

• mapbox 1.8.1
• https://code.jquery.com/jquery-3.3.1.min.js >> https://mprove.de/_libs.inv/jquery-3.5.1.min.js
• map atlas: key A Q W, 60x
• map editions: key E, 20x
• 144 additional maps from ifl; now 1267 HK maps
• 897 manually placed LM maps
• dynamic maximum resolution to better support Firefox and mobile devices
• map selector: sort by year J
• map selector: faster tooltips
• random auto pilot (kiosk mode) key Alt R)

Issues

• Outdated Harvard Lib Certificate

v2.8.4 (Dec 2019) / v2.8.5 (Jan 2020) / v2.8.6 (Feb 2020)

• mapbox 1.6.0
• gecoder 4.4.2
• Disable mobile setting Reduce Motion to watch smooth animations between map locations.
• new supported geo services: OpenSeaMap, google Earth Engine, Sonnenstand, Windfinder
  • known bug: google Earth Engine only works once on Mac Safari
• improved Search (Key K) will find also smaller maps in the current view if they are partly overlapping at least. ChronoCursor as target point is no longer used.
• Chronoscope Hamburg: 'H' for Home position
• Chronoscope Hamburg: new map Stadtplan aus dem Adressbuch 1929

experimental features

• cusotm maps >> to become huge in v2.9
  • a few new custom maps Bergedorfer Bahnhof 1845 Berliner Bahnhof 1852 Harburg 1856 Harburg 1894 >> Eisenbahn für Hamburg
  • Karte der Handelsrouten der Hanse im Mittelalter
  • Imola map by Leonardo Da Vinci, 1502
• tools and A Q W E C for map groups and sets

v2.8.0 (Jul 2019 - Jan 2020)

• Update to mapbox v1.1.1 (from v0.52.0)
• Uddate to geocoder v4.4.1 (from v2.3.0)
• fullscreen mode for desktop browser
• Chrono CityTour
• experimental: browser back button to get previous map
• audio feedback on hires map loaded (not by default in Safari) > sounds good
• internal: transform map editor for HK and Hamburg maps
  • update for Großer Brand 1842
• internal: /chronoscope/leibnizmaps/ >> chronoscope/atlas/

Bugfix

• Chronoscope World maps survives the night mode /still room for improvements
• robustness and performance boost: new maps interrupt the loading of previous maps

ToDos / Ideas

• [ ] experimental: Coordinate Geocoder only once
• FullscreenControl not yet fo iFrame?!
  • set iframe props: allowfullscreen="" mozallowfullscreen="true" webkitallowfullscreen="true"
  • adjust .css .chronovmenu
  • call gMap.addControl(new mapboxgl.FullscreenControl( for init isIframe
  • cf. Fullscreen API
• Amsterdam North in ChronoAtlas >> ChronoAtlas does not benefit from LMPatches
• Apple Maps: zoom on FF?
• [bug] I (Dransfeld layer) does not survive dark mode
• [bug] change dark mode not always robust; map lost >> dark-dark helps

v2.7.2 (Jun 2019)

• change maps remoteley (iFrame)

v2.7.1 (Mar 2019)

• Bugfix: 100% height for Koppmann Reloaded on iPad /github

v2.7 (Jan 2019)

• Update to mapbox v0.52 (from v0.39)
• Update to geocodeer v2.3 (from v2.2)
• Chronoscope World / ChronoAtlas: margin cropping complete

ToDos

• [√] BUG Cannot pinch-zoom/doubletap/pan in iOS 11.3 / 12.1 | 6092 | toucheaction
  • √ panning fixed (CSS)
  • > 2.6.3: Update to mapbox 52
• [ ] BUG Cannot doubletap in iOS 11.3 / 12.1
• [ ] No smooth drag&drop of ChronoCursor /FF, Safari /Chrome ok > https://docs.mapbox.com/mapbox-gl-js/example/drag-a-marker/
• [ ] Dark/Day Change not working properly. No ChronoCursor, no historical map
• [ ] Lost map focus /e.g. after close Victoria >> call focusMap more often
• [√] LongTouch/Tilt not working for iOS12.4.1 (10.3.3 ok) >> 2 finger swipe

v2.6 (Okt 2018)

• link to GeoHack from Victoria’s panel
• link to Wikipedia »In der Nähe«
• link to Wikipedia NearBy for Chronoscope World
• link to TomTom + GeoURL support for TomTom URLs

v2.6.1 (Nov 2018)

• Hamburg: link to GeoPortal/Denkmalkartierung

v2.6.2 (Dec 2918)

• Bugfix for iOS11 Safari

New experimental features

• Press # to show a coordinate world grid; press # agains to hide the grid again >> v2.9 uses '#' to transform maps
• show/hide all ChronoAtlas’ frames, new control for the map selector, key L
  • Internally, the same routines are used to calculate and position the map for the XML ChronoAtlas project and for Chronoscope World.
• Each frame has a hover menu on the top left corner for more options:
  • a map preview – a click shows the map in place
  • a short description and year of publication
  • a button to show the map in place
  • a button to jump to ChronoAtlas
  • a button to show the high resolution scan of the map
• The ChronoLink sharing feature has been enhanced to point to a Leibniz Map as well.
• Search vicinity maps :: button in Victoria’s panel > map table/Kartentisch, key K
• Choose random map control in map selector bar, key R

ToDos for this release (Aug-Okt 2018)

• [√] clean init for LM-ChronoLinks, i.e. satellite, view controls
• [√] keep opacity controls visible for Chronoscope World
• [√] Pan and center after HK map load from hover panel
• [√] redesign for HK-hover panel,e.g. use buttons for show map / Mimic Victoria's layout
• [√] show label and outline on init for LM-ChronoLinks > move to loaded function
  • [ ] add year to title, add over popup(?)
• [√] full IIIF w/o margin cuts
• [√] BUG HK maps dont load after night switch -> theForce
• [√] offer GUI for LM frames »(L)age«
  • [√] dark box outlines for day mode > invert and darken
  • [√] icon for iOS
  • [ ] round corners for box button
• [√] offer info on current HK map in Chrono Control area (instead of HH years)
• [√] Click auf LM Label should center the map
  • [√] next click should go back
• [√] Victoria: Show TomTom only over land
• [ ] offer GUI for grid feature '#' >> v2.9 uses '#' to transform maps
• [ ] offer remove control for HK maps -> top right x icon / …
• [√] offer a list of HK maps for the current view sorted by year or overlap or size
  • [√] UI? Preview Matrix like mphoto23
• [√] poor tag background on yellow maps
• [√] Victoria: Show Leibniz Link
• [√] vicinity map table
  • [√] blending
  • [√] BUG map table for chrome and ff
  • [ ] cascaded blending for each thumbnail like in mphoto >> CSS cross browser issue
• Rotation
  • [√] patch for Format B, e.g. HK0970
  • [√] XML Rotation, e.g. HK0092 – new import of XML parameter sets √ 7Sep2018
  • [√] XML Rotation !=x90, e.g. HK0738
• [√] No display: HK0150
• [ ] no prettylabel on LM load, just a space at the moment > Hello World
• [√] define initial chronocontrole state for Chronoscope World :: init Chronoscope w/o a map
• [√] Landing Page Chronoscpe World
• [√] Hidden Key R for random map >> + icon √
  • [√] BUG wait until current map has loaded, otherwise no load
• GeoURL Input
  • [√] ChronoLinks accepted
  • [√] LeibnizIDs such as "HK0128" accpeted
• [√] Margin Patch
• [√] L10N bugfix for important buildings.
• [√] Copy ChronoLink + button flick + close Victoria on any click inside
  • [ ] close LM Hover on any click inside
• […] Experimental X to show inline help
• [ ] rethink remote slowFlight theUseDirection
• [ ] BUG: slash anchor
• [ ] BUG lock in to HH : HK0649

v2.5 (Mar 2018)

New Features

• new scale control
• [ I ] enables info layer with Hamburg Residents of 1653 or architecture of the 1920s
• Search field
• reset north; key N
• dark mode for background map; key D
• v2.5.1 (May 2018)
  • show bounding boxes for ChronoAtlas
  • German country labels
  • update in mapbox layer: pink underground stattions

Enhancements

• update from mapbox 0.32 to mapbox 0.39
• chrono cursor from Chronoscope 1 is back
• slider control for transparency
• less clutter on mobile, ie. smart phones
• no chrono controls if Chronoscope spots outside metropolitain region of Hamburg

ToDos

• security for replaceURL w/o www

v2.4 – 15-Apr-2017

New Features

• select a selected year to center and zoom to the map – select the year once again to zoom back to the previous position
• new buttons for Victoria:
  • mail chrono-link
  • share on twitter
  • share on facebook
  • jump to Apple Map
• iframe enabled. If the Chronoscope is displayed inside an iFrame, a new button offers to break out and zoom the view; the click to reposition the chrono cursor is disabled for iframe display
• twitter: Chrono HH
• tumblr: Chrono Hamburg
• v2.4.1 (6-May-2017)
  • Link to Google Street View
  • Bonus feature: Press 'B'
  • [Bugfix] Bing w/ or w/o sattelite view depending on sattelite setting in Chronoscope
• v2.4.2 (8-Jun-2017)
  • Link to GeoPortal Hamburg. Depending on the chrono year the map (Vermessungskarte) of either 1880-89, 1900-10, 1930-40, or 1990-2000 are selected.
  • support parameter o=0 for a hidden map at launch
  • support parameter p=1 for instant time pendulum
• v2.4.3 (15-Jul-2017)
  • support parameter w=1 for uncontrained navigation around the world
  • Any coordinate can be used for chrono links, for instance: Forte De Nossa Senora Graça /Here it is
• v2.4.4 (1-Oct-2017)
  • support parameter u=0 to hide chrono control bar; this is useful for iframes that just want to show a location
• v2.4.5 (24-Oct-2017)
  • new API function to remote control a map. Set coordinates, POV, and year from outside an iframe. Due to security constraints this is only enabled for photo.mprove.net, e.g. Stadtpark Hamburg and Hamburg 1883 Koppmann Reloaded
• v2.4.6 (12-Jan-2018)
  • tunnels (street, rails and DESY) are marked red
  • thicker roads
  • mapbox performace tests v0.43
  • pendulum exported to chronoURL
• v2.4.7 (22-Feb-2018)
  • ⛳ GeoURL Eingabe :: parse URLs from google maps, streetview, OSM, Geoportal, and Wikipedia <sic!> and navigate Chronoscope to the corresponding location
  • live updates of browser’s address bar with ChronoLinks

Improved Features

• improved geomapping
  • map 1937: Speicherstadt, 50er Schuppen
  • map 1867: Binnenhafen und Speicherstadt-Bereichmittels Vorher/Nachher-Karte aus dem Speicherstadt-Museum
  • map 1694: Binnenhafen
• default zoom levels for different screen and window sizes
• base map: special visualization of rail bridges (double lines)
• max zoom increased to 18

Bug Fixes

• [IE11] Victoria’s Panel can be opened /12-Nov-2017

v2.3 – 18-Mar-2017

• new feature to geo-locate the map to the current user’s location and then use the compass to rotate the map to the real North
• touch tilt on iPhone/iPad – (Does it work for Android as well?)
• time pendulum (yin & yang icon and Z-key): swing between today and historical map for easy comparison
• Victoria offers jump to Bing Maps & (if tilt is larger than 20°) Bird’s Eye View
• update: new georectification of 1905’s map

v2.2 – 5-Mar-2017

• a location based Chronoscope: jump to user's location!
• new map 1937
• control bar is now centred on tablets
• maps are defined by 4 corners and not mereley by a rectangular with a strict north/south orientation. Therefore we have the map 1867 w/o the rotated frame anymore
• v2.2.1
  • experimental feature: geolocation + compass
  • experimental feature: touch tilt
  • experimental feature: time pendulum
  • bugfix: Victroria's Secret Panel stays on screen, even on smartphone
  • update: show warning and info if WebGL is not enabled for Chrome browser; fallback to Chronoscope 1.x
  • update: move to new URL https://mprove.de/chronoscope/* – legacy URLs are redirected
  • bugfix: improved ui layout for smartphones
  • bugfix: chrono cursor is always on top of the map
  • experimental feature: compass: after jump to user's location the map aims to orient itself to North
  • bugfix: double tap to zoom
  • update: new georectification of 1905’s map

v2.1 – 4-Mar-2017

• new map 1657

v 2.0 – 1-Mar-2017

• smooth zooming thanks to Mapbox GL
• custom theme for Mapbox GL to highlight the buildings
• new keyboard and mouse commands
• secure https instead of plain http
• chrono parameters for rotation, tilt and satellite view

Known Issues

• [iOS 11, iOS12] Zooming the map with pinch&spread gesture zooms the entire view.
• [Safari] link to google Streetview does not work for Safari. Chrome and Firefox are ok.
• "Undo home zoom" is not 100% robust. Sometimes another place is still stored.
• Perspective changes that happen while Victoria’s panel is open do not update the URLs to be shared. => but the address bar gets updated
• Chrome browser does not show the maps b/c WebGL is not enabled > display warning
• no progress indicator for map loading
• reduced map resolution (4096px) to support iOS and WebGL > tile server for maps would solve the issue
• no tilt touch gestures for mobile devices [#3405]
• [Firefox] Map switch not visible
• Optimized WebApp not supportet at the moment due to year links, that exit the app and jump to Safari.
• [IE11] Time Pendulum icon not visible

Release Notes Chronoscope 1

Chronoscope 1 starten

v1.5a – 18-Mar-2018

• GeoJSON export of Hamburg residents

v1.4 – 23-Feb-2017

• new map of 1590
• v1.4.1 – 24-Feb-2017
  • new rectified map of 1867 with 27 control points
• v1.4.2 – 27-Feb-2017
• 1,2,3,4,5 keys select the year
  • 6,7,8,9,0 keys change the opacity

v1.3 – 16-Feb-2017

• new feature: Victoria offers new links to google maps and OpenStreetMap
• missing feature: Victoria's chrono links preserve map's opacity
• minor change: Victoria's coordinates precision reduced to 5 fractional digits
• v1.3.1 – 18-Feb-2017
  • new rectified 1694's map with 112 control points
• v1.3.2 – 22-Feb-2017
• • new rectified map of 1803 with 42 control points
  • update of 1694's map to match the town wall of 1803

v1.2 – 20-Nov-16

• human-readable coordinates in Victoria's info windows. /Thanks to MarineLives
• space bar toggles map visibility
• adjusted position for map of 1694 to make the Ellerntorsbrücke a perfect fit
• v1.2.1 – 4-Dec-16
  • API parameter for opacity 'o': …?o={0.2, 0.4, 0.8, 1}
• v1.2.2 – 8-Dec-16
  • Optional display of Hamburg residents as mentioned by the High Court of Admiralty in 1653
  • shorter chrono links.
    before: https://mprove.de/script/16/cdvnord/chronoscope/map.html?q=53.55014,9.98622&z=16&y=1694
    after: https://mprove.de/chrono?q=53.55014,9.98622&z=16&y=1694
  • new compression for map of 1803: From 17MB (50% quality) down to 12MB (15% quality)

v1.1 – 4-Nov-16

chrono hyperlinks, victoria

• API geo location 'q'; example: …?q=53.556423,9.970016
• API year 'y' and zoom 'z'; example: …?y=…&z=15
• API location & year & zoom; example: …?q=…&y=…&z=…

v1.0 – 26-Nov-16

Chronoscope 1.0 is open source under an MIT License: github.com/mprove/chronoscope

Chronoscope as WebApp for iPhone/iPad

beta 2 – 16-Oct-16

A map from 1867 has been rectified and added to the Chronoscope.

beta 1 – 12-Oct-16

User can switch between 3 maps.

railways only visible for 1905 (and 1867)

app icon

alpha – 9-Oct-2016

Shall it be called a minimal viable product (MVP)? Anyway – you can travel around Hamburg and travel through time. Please provide feedback to improve the Chronoscope Hamburg.

Known Issues

• [v1.x] Initial loading might be slow as the maps need to be cached in one step. A progress indicator is missing as well, as asynchronous loading cannot be tracked at the moment.
• Firefox: MapOn/Off Control not visible
• [Feb 2017] The location of the Sternschanze in the map of 1694 is not quite correct. Re-rectification of the map seem necessary.

Support and Background Info

Tweet Matthias mprove or get in touch otherwise.

• A Brief Chronology of the Chronoscope Universe, 2018
• Check the project log book [mostly German] for more info.

• Activate Chronoscope Hamburg:

à propos

• Hinweise für Zeitreisende

• Chronoscope
  • Chronoscope Hamburg
  • Chronoscope World
  • Über das Chronoscope
  • Hinweise für Zeitreisende
  • Social Media
  • Hamburger Sammelsurium
  • Chrono Research Lab