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: The Choongwan district of the City of Victoria in Colonial Hong Kong as of 1800. Right: The same location today.

On this day

Selected establishments and disestablishments on November 9:

1539
Camaná is established by the Spanish in Peru.
1815
The United States of the Ionian Islands is established.
1875
The Cambridge Corn Exchange opens in Cambridge, England.
1918
The Free State of Prussia is established to succeed the Kingdom of Prussia.
1994
The Skyway ride closes at Disneyland and Magic Kingdom, after 38 years in operation.
2000
Dina Nurpeisova College opens in Atyrau, Kazakhstan.
2006
Ohel Jakob Synagogue is consecrated in Munich.
2011
Valenzuela City Police Station opens in Valenzuela, Metro Manila.


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 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