OpenHistoricalMap

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OpenHistoricalMap goes beyond the present, mapping places throughout the world… throughout the ages.
No community is too small, no story too obscure to add to this map.
Everyone has something to contribute, including you!



Contribute

To contribute to OpenHistoricalMap, go to the main map, zoom in to a place of interest, and click the “Edit” button. If you are familiar with editing OpenStreetMap, the OpenHistoricalMap editing experience is very similar. See the tagging guidelines for information on a few changes we’ve made to accommodate the time dimension.

We also maintain several software projects to facilitate map contributions and data reuse. Please report any issues and send us your ideas on GitHub or our forum.

Then and now

From OpenHistoricalMap's community projects:

Left: Hranice, Hranice District, Moravia, as of 1858. Right: The same location today.

On this day

Selected establishments and disestablishments on June 23:

1643
Askersund, Sweden, receives a city charter.
1933
The Cannstatt borough of Stuttgart is renamed Bad Cannstatt.
1975
Gogeldrie station closes on the Junee–Hay line in New South Wales.
1986
A fire destroys the vacant former Woodward Avenue Baptist Church in Detroit, Michigan.
1992
The Gay Liberation Monument is dedicated in New York City.
2008
The "Bridge to Nowhere" in Cincinnati, Ohio, a long-unused portion of the city's Skywalk system, is demolished.
2016
Classical Toy Boat by Glenn Lewis is installed at the University of British Columbia in Vancouver.
Statistics
  • 1.9M
    dated elements
  • 455k
    buildings
  • 315k
    railroad miles
  • 129
    average age
  • 1935
    average year
  • 1,701
    contributors
News
April 27, 2025
OSM Building Viewer adds support for rendering an OHM building in 3D.
April 17, 2025
OpenRailwayMap has added a time slider and replaced OpenStreetMap demolished railways with OpenHistoricalMap data.
April 15, 2025
Follow our new Bluesky account.
April 10, 2025
The Nominatim API has moved to a new subdomain for consistency with OpenStreetMap.
February 12, 2025
QLever examples have been updated to reflect an improved data model for members of relations and ways and more metadata.


Events
September 4, 2025 – September 6, 2025
State of the Map Latam in Medellín


Policies and guidelines