World atlas geographic resources

Natural Earth (public domain):
Country outlines: ne_50m_admin_0_countries.geojson
Administrative divisions: ne_10m_admin_1_states_provinces.geojson
Source repository: https://github.com/nvkelso/natural-earth-vector/tree/master/geojson
Terms: https://www.naturalearthdata.com/about/terms-of-use/
Accessed 2026-09-11. Outlines simplified for display. Province polygons grouped
into first-level regions for France, Italy and Spain; existing application place
IDs retained. 193 UN members plus Palestine and the Holy See define the catalog.
Natural Earth is a cartographic snapshot, not a live authoritative boundary feed.
Vatican City and Monaco have no internal subdivisions in this supplied map.

Supplemental KI.geojson and TV.geojson, and their corresponding catalog records:
© OpenStreetMap contributors / Wambacher, via geoBoundaries gbOpen, 2017 snapshot.
These adapted geographic databases are available under ODbL 1.0:
https://opendatacommons.org/licenses/odbl/1-0/
https://www.openstreetmap.org/copyright
Sources:
https://github.com/wmgeolab/geoBoundaries/blob/9469f09/releaseData/gbOpen/KIR/ADM1/geoBoundaries-KIR-ADM1_simplified.geojson
https://github.com/wmgeolab/geoBoundaries/blob/9469f09/releaseData/gbOpen/TUV/ADM1/geoBoundaries-TUV-ADM1_simplified.geojson
Modifications: simplified geometry, renamed properties, application IDs and slugs,
point labels, and a longitude shift for the Kiribati date-line view.
The complete adapted geometry is served at /geo/regions/KI.geojson and
/geo/regions/TV.geojson; corresponding records are in src/data/places-world.json
and src/data/world-atlas.json. These data remain under ODbL 1.0.