Free database of geographic place names and corresponding geospatial data
- countries (admin-0)
- regions (admin-1)
- time zones
Representation of geographic coordinates
All geographic coordinates are stored in the WKT format.
In WKT, the pairs of coordinates are always written as
Such tuples, potentially along with other tuples, are then wrapped by one of 18 geometric objects, e.g.
The most basic example would be
Accordingly, the order of latitude and longitude in those tuples is always
long lat, as in
Authoritative data source
The single authoritative source for all data is in
If you want to make any changes, please apply them in that folder only.
All other data files are generated from the files in that authoritative set.
All contributions are welcome! If you wish to contribute, please create an issue first so that your feature, problem or question can be discussed.
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