North America 80
United States 45
California 21
Canada 20
Canada, Eastern 19
Northeastern States 18
Great Britain 17
Australia 16
East (U.S.) 15
Texas 15
Eastern Canada 14
Europe 14
Middle West 14
West (U.S.) 14
New England 13
Costa Rica 12
Ireland 8
New York (State) 8
China 7
West United States 7
Kentucky 6
Southern States 6
West Indies 6
Canada, Western 5
Colombia 5
East United States 5
Florida 5
Atlantic Coast (North America) 4
Caribbean Area 4
Colorado 4
Indiana 4
Panama 4
Tanzania 4
Africa, North 3
Africa, Southern 3
Appalachian Mountains 3
Atlantic Coast 3
Atlantic Coast (U.S.) 3
British Isles 3
Galapagos Islands 3
Great Lakes Region (North America) 3
Illinois 3
Kansas 3
Kenya 3
Long Island 3
Maine 3
Massachusetts 3
Mexico, Gulf of 3
New Mexico 3
Pacific Coast 3
Pennsylvania 3
Peru 3
Rhode Island 3
Rocky Mountains Region 3
South America 3
Tropics 3
Africa 2
Africa, Central 2
Amazon River 2
Amazon River Region 2
Amérique du Nord 2
Asia 2
Bahamas 2
Block Island (Island) 2
Block Island (R.I. : Island) 2
Brazil 2
Cape Cod 2
Cape Cod (Mass.) 2
Chile 2
Connecticut 2
Egypt 2
Great Plains 2
Guiana 2
Hawaii 2
Hong Kong 2
Islands of the Pacific 2
Long Island (N.Y.) 2
Maasai Mara National Reserve 2
Maasai Mara National Reserve (Kenya) 2
Martha's Vineyard 2
Martha's Vineyard (Mass.) 2
Mexico 2
Middle East 2
Nantucket Island 2
Nantucket Island (Mass.) 2
Nebraska 2
New Guinea 2
New South Wales 2
Ngorongoro Game Control Area Reserve 2
Ngorongoro Game Control Area Reserve (Tanzania) 2
Nicaragua 2
North Atlantic Ocean 2
Northwest, Pacific 2
Ohio 2
Orinoco River 2
Orinoco River (Venezuela and Colombia) 2
Pacific Coast (North America) 2
Pacific Coast (U.S.) 2
Pacific Ocean 2
Serengeti National Park 2