Region
Africa
6
Africa, East
1
Africa, North
1
Africa, Sub-Saharan
2
Alaska
2
Amazon River Region
1
America
9
Antarctica
1
Antilles britanniques
1
Appalachian Region
1
Appalachian Region, Southern
1
Arctic Regions
2
Arctic regions
8
Asia
4
Atlantic Coast
2
Atlantic Coast (S.C.)
2
Australia
7
Balkan Peninsula
1
Bering Land Bridge
2
Brazil
2
British West Indies
1
Cambridge
1
Camp Lejeune
1
Camp Lejeune (N.C.)
1
Canada
6
Caribbean Area
4
Central America
2
Chiltern Hills (England)
1
China
5
Columbia River
1
Columbia River Region
1
Cradle of Humankind World Heritage Site (South Africa)
2
Developing countries
1
Developing island countries
1
Earth (Planet)
6
East Midlands (England)
1
Egypt
3
El Niño Current
2
England
5
Eurasia
2
Europe
10
Europe, Eastern
1
France
2
Ganges River Delta (Bangladesh and India)
1
Germany
2
Great Britain
5
Greece
3
Guangdong Sheng (China)
4
Guangxi Zhuangzu Zizhiqu (China)
4
Hawaii
2
more ...