Commons:Search by location

Many Wikimedia Commons files are indicating specific location for example with Template:Location.

Human-usable frontend

Desktop: Wikishootme, the blue dots are the Commons pictures.

Mobile: Commons:Mobile app, tap Explore then Map.

API

It is possible to use this info, for example to query for files near specific location. It is possible thanks to GeoData extension enabled on Commons.

Use action=query&list=geosearch&gscoord=lat|lon&gsradius=meters&gsnamespace=6&gsprimary=all

Excerpt from the API documentation

 gscoord             - Coordinate around which to search: two floating-point values separated by pipe (|)
 gspage              - Title of page around which to search
 gsradius            - Search radius in meters
                       This parameter is required
                       The value must be between 10 and 10000
 gsmaxdim            - Restrict search to objects no larger than this, in meters
 gslimit             - Maximum number of pages to return
                       No more than 500 (5000 for bots) allowed
                       Default: 10
 gsnamespace         - Namespace(s) to search
                       Values (separate with '|'): 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 100, 101, 102, 103, 104, 105, 106, 107, 460,
                           461, 490, 491, 1198, 1199, 828, 829
                       Maximum number of values 50 (500 for bots)
                       Default: 0
 gsprop              - What additional coordinate properties to return
                       Values (separate with '|'): type, name, dim, country, region, globe
                       Default: globe

File namespace is NS 6 in MediaWiki by default.

Example: https://commons.wikimedia.org/w/api.php?format=jsonfm&action=query&list=geosearch&gsprimary=all&gsnamespace=6&gsradius=500&gscoord=51.5%7C11.95