Region
Europe
361
Asia
151
Middle East
81
Africa
77
United States
48
Russia (Federation)
42
China
41
Asia, Eastern
35
Southeast Asia
35
America
34
Latin America
29
Tibet Region
28
South Asia
26
Africa South of the Sahara
25
Central America
20
South America
20
Africa, North
15
Australasia
15
Oceania
15
East Asia
13
Japan
13
Korea
12
Far East
10
Australia
9
Outer space
5
North America
4
Former Soviet republics
3
Great Britain
3
U.S. states
3
Asia, Southeastern
2
New York
2
New York (State)
2
Pennsylvania
2
Philadelphia
2
Africa, Sub-Saharan
1
Asia, Central
1
Byzantine Empire
1
Earth (Planet)
1
Enlightenment
1
France
1
Hiroshima-chō (Japan)
1
India
1
Italy
1
New York (N.Y.)
1
Pacific Area
1
Rome
1
Silk Road
1
Tajikistan
1
Vietnam
1
Yucca Flat (Nev.)
1