State

Musketawa Trail

Michigan

Rail Trail

Bureau of Land Management

Nadeau Trail

California

Backcountry Trail, Urban Trail

USDA Forest Service

Naha River Trail

Alaska

Backcountry Trail

City, Town, or County

Nancy Dillard Lyon

Texas

Urban Trail

City, Town, or County

Nassau-Suffolk Greenbelt

New York

Frontcountry Trail

State

Natural Bridge Trail

Kentucky

Backcountry Trail

State

Nature Coast State Trail

Florida

Rail Trail

City, Town, or County

Neal Smith Trail

Iowa

Frontcountry Trail, Urban Trail

USDA Forest Service

Nelson Ridge Trail

Idaho

Backcountry Trail

U.S. Fish and Wildlife Service

Nelson-Trevino Canoe Trail

Wisconsin

Water Trail (other)

City, Town, or County

New Haven & Northampton Canal Rail Trail (Northampton Section)

Massachusetts

Frontcountry Trail, Rail Trail

State

New River Trail State Park

Virginia

Rail Trail