Changes

The [http://geonames.nga.mil/ggmagaz/geonames4.asp GEOnet Names Server (GNS)] is available from the U.S. [http://www.nga.mil National Geospatial-Intelligence Agency's] and provides longitude, latitude and other information for an extensive list of place names around the world. To our knowledge it is the most comprehensive source available for free academic use. [http://earth-info.nga.mil/gns/html/cntry_files.html Individual country files and a zip of all country files] are provided. Note that the GNS does not use the [[ISO3166]] standard two-character country abbreviations.