USDA Forest Service

Twin Pillars

Oregon

Backcountry Trail

USDA Forest Service

Two Elk Trail

Colorado

Backcountry Trail

USDA Forest Service

Two Lakes Loop

Indiana

Backcountry Trail

U.S. Fish and Wildlife Service

Two Ponds National Wildlife Refuge Trail

Colorado

Backcountry Trail

USDA Forest Service

Two Top Snowmobile Trail

Montana

Backcountry Trail

USDA Forest Service

Two Top Snowmobile Trail (addition)

Idaho

Backcountry Trail

City, Town, or County

Union Canal Bicycle and Walking Trail

Pennsylvania

Backcountry Trail

State

University of North Florida Nature Trails

Florida

Urban Trail

Other Federal

Upper Ben's Lake Nature Trail

Florida

Backcountry Trail

USDA Forest Service

Upper Rogue River Trail

Oregon

Backcountry Trail

City, Town, or County

Urban Wilderness South Loop Trail

Tennessee

Backcountry Trail, Frontcountry Trail, Urban Trail

Nonprofit

US Route 6 - Grand Army of the Republic Highway

Pennsylvania

Backcountry Trail