Important places
Ayers Rock (10)Meteor Crater (3)
Vredefort Dome (1)
Chernobyl' (24)
Tunguska (2)
Counties
Coconino (93)Regions
Irkutsk (15)Northern Territory (194)
Arizona (1,022)
Kiev (25)
North West (16)
Countries
South Africa (959)Ukraine (403)
Australia (6,814)
Russian Federation (1,681)
United States (64,950)
Other geographical areas
Colorado Plateau (62)Western Plateau (Australia) (252)
Siberia (297)
Southern Africa (1,074)
Southwestern United States (1,729)
Eastern Europe (2,710)
Australia And New Zealand (4,260)
Africa (5,755)
Oceania (8,442)