Region
Michigan
42
Blue Ridge Parkway (N.C. and Va.)
19
Colorado
13
Virginia
11
California
8
Rocky Mountain National Park
7
Rocky Mountain National Park (Colo.)
7
Shenandoah National Park (Va.)
7
Montana
6
Oregon
6
Shenandoah National Park
6
United States
6
Washington (State)
6
Wisconsin
6
Alaska
5
Nicolet National Forest (Wis.)
5
Arizona
4
Benton Lake National Wildlife Refuge (Mont.)
4
Chequamegon National Forest (Wis.)
4
Land Between the Lakes (Ky. and Tenn.)
4
Nevada
4
Utah
4
New Mexico
3
Sleeping Bear Dunes National Lakeshore
3
Sleeping Bear Dunes National Lakeshore (Mich.)
3
Spruce Knob-Seneca Rocks National Recreation Area
3
Spruce Knob-Seneca Rocks National Recreation Area (W. Va.)
3
West Virginia
3
Yosemite National Park
3
Yosemite National Park (Calif.)
3
Alabama
2
Baranof Island
2
Bitterroot National Forest (Mont. and Idaho)
2
Cumberland Gap National Historical Park
2
Datil
2
Datil Well Campground (N.M.)
2
Eagle Cap Wilderness
2
Humboldt National Forest
2
Humboldt National Forest (Nev.)
2
Indian Heaven Wilderness
2
Indian Heaven Wilderness (Wash.)
2
Jefferson National Forest
2
Mount Rogers National Recreation Area
2
Mount Rogers National Recreation Area (Va.)
2
Nicolet National Forest
2
San Juan National Forest (Colo.)
2
Southwestern States
2
Tawas Ranger District (Mich.)
2
Toiyabe National Forest (Nev. and Calif.)
2
White Pine County
2
more ...