Region
California
United States
1,037
Californie
931
États-Unis
275
Los Angeles
199
San Francisco
91
Los Angeles County
61
Arizona
51
Nevada
41
San Diego
41
Riverside County
34
New York (State)
32
Oregon
32
San Diego County
28
Orange County
25
San Francisco Bay
24
San Joaquin Valley
22
West (U.S.)
22
Colorado River (Colo.-Mexico)
21
Pacific Ocean
20
Utah
20
Texas
19
Alaska
17
Golden Gate National Recreation Area (Calif.)
17
Long Beach
17
Sonoma County
17
Delta Region
16
Golden Gate National Recreation Area
16
New Mexico
16
North America
16
San Francisco Bay Area
16
Washington (State)
16
Oakland
15
Pennsylvania
15
Yosemite National Park
15
Massachusetts
14
Riverside
14
San Bernardino County
14
California Desert National Conservation Area (Calif.)
13
John Muir National Historic Site (Calif.)
13
Los Padres National Forest
13
Northwest, Pacific
13
Redwood National Park (Calif.)
13
San Gabriel River Watershed
13
Santa Clara County
13
Central Valley
12
Colorado
12
Illinois
12
Inland Empire
12
Los Angeles (Calif.)
12
more ...