Region
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Platte River
1
Platte River (Neb.)
1
Puerto Rico
1
Rome
2
Russia
1
Russia (Federation)
2
Saint John
2
Sala y Gómez Island
1
San Salvador Island
1
Santa Cruz Island
1
Scotland
1
Seymour Island
1
Sicily
1
South America
8
South Pacific Ocean
2
Southern States
2
Southwest, New
1
Soviet Union
1
Spain
1
Sri Lanka
7
Taiwan
1
Tennessee
3
Texas
2
Tikal Site
1
Tikal Site (Guatemala)
1
Travis County
1
Tropics
1
United States
83
United States Virgin Islands
2
Venezuela
2
Virginia
1
West (U.S.)
2
West Bengal
1
West Indies
1
West United States
1
Williamson County
1