Region
Michigan
11
Sleeping Bear Dunes National Lakeshore
11
Sleeping Bear Dunes National Lakeshore (Mich.)
11
Colorado
5
Grand Teton National Park
3
Grand Teton National Park (Wyo.)
3
Wyoming
3
Black Canyon of the Gunnison National Park
2
Black Canyon of the Gunnison National Park (Colo.)
2
Rocky Mountain National Park
2
Rocky Mountain National Park (Colo.)
2
Utah
2
Curecanti National Recreation Area
1
Curecanti National Recreation Area (Colo.)
1
Escalante Canyon (Kane County)
1
John D. Rockefeller, Jr., Memorial Parkway
1
John D. Rockefeller, Jr., Memorial Parkway (Wyo.)
1
Manassas National Battlefield Park
1
Manassas National Battlefield Park (Va.)
1
Olympic National Park
1
Olympic National Park (Wash.)
1
United States
1
Virginia
1
Washington (D.C.)
1
Washington (State)
1
Zion National Park
1
Zion National Park (Utah)
1