Ámbito geográfico
United States
16
Estados Unidos
8
Southern States
3
Canada
2
England
2
Mississippi
2
New France
2
New York (N.Y.)
2
West (U.S.)
2
California National Historic Trail
1
California, Gulf of
1
Catskill Mountains Region (N.Y.)
1
Florida
1
Germany
1
Hudson River Valley (N.Y. and N.J.)
1
Illinois
1
Klondike River Valley (Yukon)
1
Los Angeles (Calif.)
1
Maine
1
Marquesas Islands (French Polynesia)
1
Mexico
1
Minnesota
1
Mississippi River
1
Nebraska
1
New England
1
North America
1
Oceania
1
Oregon National Historic Trail
1
Salinas River Valley (Calif.)
1
Siglo XX
1
Spain
1
Virginia
1
norteamérica
1