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!


Go to the map • Learn more…


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: The Intramuros quarter of Manila as of 1900. Right: The same location today.

On this day

Selected establishments and disestablishments on November 7:

1659
Under the Treaty of the Pyrenees, the Duchy of Luxembourg cedes its southern areas to France.
1902
Mountain View is incorporated in California.
1914
The Mangaratiba Branch of the Estrada de Ferro Central do Brasil is extended to Mangaratiba, Rio de Janeiro, Brazil.
1927
A section of the Broken Hill Line opens in New South Wales.
1964
The Boy Scout Memorial is dedicated in Washington, D.C.
1969
A 2 1⁄2-mile (4.0 km) road course opens at the Texas World Speedway near College Station, Texas.
2020
Goyang Junction opens in Goyang, South Korea.


Statistics
  • 2.2M
    dated elements
  • 543k
    buildings
  • 396k
    railroad miles
  • 122
    average age
  • 1940
    average year
  • 1,865
    contributors
News
August 11, 2025
Vespucci adds built-in support for editing OpenHistoricalMap.


Events
November 8, 2025
Philadelphia WikiSalon in Philadelphia
November 12, 2025 – November 13, 2025
Unicode Technology Workshop in Mountain View, California
November 13, 2025
Bay Area Wikipedians Meetup in San Francisco
November 14, 2025 – November 15, 2025
State of the Map Europe in Dundee, Scotland
November 19, 2025
“Collaborative historical cartography: preserving the past in the present” at the Autonomous University of Chiriquí in David, Panama
November 27, 2025
Maptime Amsterdam in Amsterdam


Policies and guidelines
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