weeklyOSM 615


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Kubahahaha uses overpass to display walking trails [1] © kubahahaha | map data © OpenStreetMap contributors


  • Ruriyuri wrote (zhcn) > en a diary entry about some strange circles on maps, and pointed out that this was because some mappers forget to delete auxiliary lines after drawing a railway.
  • A request for comments has been made for amenity=ticket_validator, a tag for ticket validators, which are often required to be used to gain access to an area or service like public transport or parking garages.
  • Voting has been completed for the following proposals:
    • the artwork_subject=sheela-na-gig tag was approved with 15 votes for, 0 votes against and 0 abstentions.
    • removing the link to Wikidata from infoboxes on the wiki was approved with 27 votes for, 0 votes against and 0 abstentions.


  • While mapping, Anne-Karoline Distel discovered an unrecorded archaeological monument, later confirmed by the Sites and Monuments Records office of Ireland.
  • @MapAmore noted some ‘Interesting insights about the Philippines’ OpenStreetMap activity using osm-monitor.com dashboard’. We reported about osm-monitor earlier. Create your own analysis using the selection options available in osm-monitor.
  • mapmeld wrote up his activity summary for 2022 so far, including mapping parts of the USA and some iD coding.
  • In June 2020 Brian DeRocher announced the Microcosms – an upcoming feature on the OpenStreetMap website. At the State of the Map US 2022 he gave a talk about Microcosms, which will introduce an alternative to Meetup directly on OSM.org.



  • Ed Freyfogle and Steven Feldman, the organisers of Geomob, have announced dates for upcoming events in London and Barcelona.


  • Dylan Scott explained what the Trufi Association does with OSM to an audience least equipped to understand it: people living in cities where Google Maps works for public transport.
  • The MOOC (fr) has just opened its doors to help you learn how to contribute to Wikidata.This training will allow you to learn how to contribute to Wikidata in total autonomy and thus to:
    • create new elements or improve your content
    • know how to interact with the community of Wikidata volunteers
    • achieve optimal data quality on Wikidata item pages.


  • Julian Hoffmann selected a list of ‘the coolest’ 3D maps from the past few months, including one made by Pavel Oliva using OpenStreetMap data.
  • Marcelo Prates created a map of Brasília, Brasil, through generative art.


  • kubahaha took a look at the trails in his area using map.cz and waymarkedtrails. He was dissatisfied (pl) > en with the result for several reasons. That’s why kubahaha made an effort to use Overpass. The result of his efforts is worth noting.
  • Pascal Neis’ ‘Latest OpenStreetMap Edits per Tile’ view now supports saving your individual contributor friends and tags of interest plus personalised feeds for any area.
  • Niels Elgaard has created a MapComplete theme for dog owners showing parks, veterinarians, and shops, among others.
  • Parallel company has made a map of the heights and ages of buildings in the Netherlands using 2020’s 3D BAG and OpenStreetMap data.


  • @getlayerxyz showed overlaying OpenStreetMap with WorldPopProject’s data in order to estimate service distribution vs population.

Did you know …

  • … that you can very easily create your own task in MapRoulette? Martijn van Exel gave a hint about where the entry point to create a task has moved to.

Other “geo” things

  • In this week geoweirdness thread, OpenCage Geocoder took a look at New Zealand.
  • OpenCage Geocoder has cleaned up its geothreads page, which now sorts their Twitter threads by country of reference.
  • Did you know that Volodymyr Agafonkin, the mastermind behind LeafletJS, is also a gifted musician?
  • Following up a Germanised England map, topherette created an Anglicised map of German place names.
  • The Open University has a course that should be of interest to members of the OpenStreetMap community. ‘Free sample of a course in Geography, OpenLearn’s “Why Maps are Made” looks at maps in everyday life, their uses and their importance. Assessing the political importance of maps, it examines how we read maps and evaluate the information contained within them, looking at the values embedded in both maps themselves and our perceptions of them’ (via Mastodon).

Upcoming Events

OSMF Engineering Working Group meeting osmcalpic2022-05-09
臺北市OpenStreetMap x Wikidata Taipei #40 osmcalpic2022-05-09flag
StuttgartStuttgarter Stammtisch (online) osmcalpic2022-05-10flag
20095Hamburger Mappertreffen osmcalpic2022-05-10flag
San JoseSouth Bay Map Night osmcalpic2022-05-11flag
BerlinDRK Online Beginner Mapathon osmcalpic2022-05-10flag
MichiganMichigan Meetup osmcalpic2022-05-12flag
Salt Lake CityOSM Utah Monthly Meetup osmcalpic2022-05-12flag
MünchenMünchner OSM-Treffen osmcalpic2022-05-11flag
Berlin167. Berlin-Brandenburg OpenStreetMap Stammtisch osmcalpic2022-05-12flag
OSM Africa Monthly Mapathon: Map Morocco osmcalpic2022-05-13
LyonRencontre mensuelle Lyon osmcalpic2022-05-17flag
151. Treffen des OSM-Stammtisches Bonn osmcalpic2022-05-17
LüneburgLüneburger Mappertreffen (online) osmcalpic2022-05-17flag
ZürichMissing Maps Zürich Mapathon osmcalpic2022-05-18flag
MontmorillonPrintemps des Cartes osmcalpic2022-05-19 – 2022-05-22flag
Kaskazini BTanzania Mapping Groups May Mapathon osmcalpic2022-05-21flag
京都市京都!街歩き!マッピングパーティ:第30回 相国寺 osmcalpic2022-05-22flag
[Online] OpenStreetMap Foundation board of Directors – public videomeeting osmcalpic2022-05-23
BremenBremer Mappertreffen (Online) osmcalpic2022-05-23flag
San JoseSouth Bay Map Night osmcalpic2022-05-25flag
City of NottinghamOSM East Midlands/Nottingham meetup (online) osmcalpic2022-05-24flag
DüsseldorfDüsseldorfer OpenStreetMap-Treffen osmcalpic2022-05-25flag

If you like to see your event here, please put it into the OSM calendar. Only data which is there, will appear in weeklyOSM.

This weeklyOSM was produced by Lejun, PierZen, SK53, Strubbl, TheSwavu, derFred.