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OpenHistoricalMap (also spelled Open Historical Map and abbreviated OHM) is an online collaborative mapping project developing a historical map of the world using OpenStreetMap technology and processes.
15 lis 2024 · 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!
18 paź 2024 · OpenStreetMap for Roman roads? Middle Kingdom cities? 1890s railways? OpenHistoricalMap is aiming to create the most comprehensive, most out-of-date map of everything that’s existed from Then through Now.
28 paź 2024 · What is OpenHistoricalMap? OpenHistoricalMap (OHM) tries to gather data that does not belong in the OpenStreetMap (OSM) database but still should be on some map. There are some objects in the OpenStreetMap database which would rather belong into the OpenHistoricalMap. A typical example is historical railway tracks that have been disassembled.
OpenHistoricalMap collaboratively stores and displays map data throughout the history of the world. OpenHistoricalMap is built by a community of mappers and historians that contribute and maintain data about the history of the world.
8 kwi 2024 · Old maps and imagery are some of the best resources for figuring out what ground truth might have been in prior ages. This page outlines fairly straightforward ways to use imagery and old maps for tracing into OpenHistoricalMap.
