Region
China
287
United States
232
Taiwan
20
California
7
Chine
6
Hong Kong
5
Washington (D.C.)
5
Beijing (China)
4
Milky Way
4
New Mexico
4
Sun
4
White Sands National Monument
4
Beijing
3
South Africa
3
Hong Kong (China)
2
Namibia
2
Soviet Union
2
États-Unis
2
Afrique du Sud
1
Arches National Park
1
Arches National Park (Utah)
1
Bulgaria
1
China (People's Republic of china, 1909- )
1
China, Southwest
1
Deep space
1
Developing countries
1
East Asia
1
Golden Gate National Recreation Area (Calif.)
1
Guam
1
Guangzhou Shi
1
Guizhou Sheng (China)
1
Hangzhou (China)
1
Hsinchu County (Taiwan)
1
Japan
1
Mu Us Desert (China)
1
Namibie
1
New York (State)
1
Ordos Desert
1
Pacific Area
1
Qingdao (China)
1
Shandong Sheng
1
Shanghai
1
Sichuan Sheng
1
Sichuan Sheng (China)
1
Taipei
1
Tan-shui chen (Taiwan)
1
Tangshan (Hebei Sheng, China)
1
Tsaidam Basin (China)
1
Tularosa Valley (N.M. and Tex.)
1
Utah
1
more ...