Bölge
California
3
Anza-Borrego Desert
2
Anza-Borrego Desert (Calif.)
2
Anza-Borrego Desert State Park (Calif.)
2
Canada
2
Mississippi River Valley
2
New France
2
North America
2
Texas
2
America
1
California National Historic Trail
1
Chicago (Ill.)
1
Guatemala
1
Latin America
1
Massachusetts
1
Oklahoma
1
Oregon National Historic Trail
1
Spain
1
Tulsa
1
Tulsa (Okla.)
1
West (U.S.)
1