Region
Michigan
34
Colorado
33
New Mexico
21
Oregon
21
United States
21
Arizona
20
Wisconsin
20
California
18
Utah
18
Sleeping Bear Dunes National Lakeshore
17
Sleeping Bear Dunes National Lakeshore (Mich.)
17
Blue Ridge Parkway (N.C. and Va.)
16
Chequamegon National Forest
14
Chequamegon National Forest (Wis.)
13
Pacific Crest Trail
13
Virginia
13
Ohio
12
Shenandoah National Park
12
Shenandoah National Park (Va.)
12
Washington (State)
11
Nevada
10
West (U.S.)
10
Idaho
9
Cuyahoga Valley National Park
8
Cuyahoga Valley National Park (Ohio)
8
Wyoming
8
Iowa
7
North Carolina
7
Texas
7
Alaska
6
Indiana
6
West Virginia
6
Humboldt National Forest (Nev.)
5
Klamath National Forest (Calif. and Or.)
5
Minnesota
5
Missouri
5
Montana
5
New Jersey
5
North Country National Scenic Trail
5
Santa Fe National Historic Trail
5
Toiyabe National Forest (Nev. and Calif.)
5
Cibola National Forest
4
Dixie National Forest
4
Florida
4
Grand Teton National Park
4
Grand Teton National Park (Wyo.)
4
Humboldt National Forest
4
Kentucky
4
Massachusetts
4
Oregon National Historic Trail
4
more ...