Region
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North Carolina
1
Northern Ireland
1
Northwest, Pacific
1
Ontario
1
Oregon
1
Pacific Coast
1
Pacific and Mountain States
1
Padang
1
Papahānaumokuākea Marine National Monument (Hawaii)
1
Point Reyes Peninsula
1
Puget Sound
1
Rockaway River Watershed
1
Russell Fiord
1
Russell Fiord (Alaska)
1
Saint Clair River
1
Saint Clair River (Mich. and Ont.)
1
Saint Lawrence Island
1
Santa Clara Valley (Santa Clara County)
1
Scotland
1
Seattle
1
Sequoia National Park (Calif.)
1
Shreveport
1
Singapore
1
South Asia
1
Southern States
1
Southwestern States
1
Suffolk County
1
Sun
1
Sweden
1
Tennessee
1
Tennessee River Watershed
1
Tigris River Watershed
1
Tropics
1
Unalakleet
1
Utah
1
Västerlandet
1
Washington (D.C.)
1
Washington Metropolitan Area
1
Wisconsin
1
Yakima River
1
Yakima River (Wash.)
1
Yellowstone National Park
1
Yellowstone National Park Region
1
Yosemite National Park (Calif.)
1
Yosemite Valley
1