USDA Forest Service

Lochsa River Historic Trail

Idaho

Backcountry Trail

USDA Forest Service

Lodgepole Ski Touring Trail

Montana

Backcountry Trail

USDA Forest Service

Log Flume Interpretive Trail

Washington

Backcountry Trail

USDA Forest Service

Lone Star Hiking Trail

Texas

Backcountry Trail

USDA Forest Service

Long Creek Trail

Kentucky

Backcountry Trail

Nonprofit

Long Island Greenbelt Trail

New York

State

Long Path through Mine Kill State Park

New York

Backcountry Trail

USDA Forest Service

Long Trail

Vermont

Backcountry Trail

Nonprofit

Longleaf Trace

Mississippi

Rail Trail

U.S. Corps of Engineers

Lost Bridge Hiking Trail

Arkansas

Backcountry Trail

USDA Forest Service

Lost Cabin

South Dakota

Backcountry Trail

USDA Forest Service

Lost Cabin Lake

Montana

Backcountry Trail

Bureau of Land Management

Lost Coast Trail

California

Backcountry Trail

U.S. Corps of Engineers

Lost Creek Nature Trail

Missouri

Backcountry Trail

City, Town, or County

Lost Lake Nature Trail

California

Backcountry Trail

U.S. Fish and Wildlife Service

Lostwood Refuge - Prairie Hiking Trail

North Dakota

Backcountry Trail

USDA Forest Service

Louise Lake

Montana

Backcountry Trail

State

Louisiana Purchase

Arkansas

Backcountry Trail

National Park Service

Lowell Canal Heritage

Massachusetts

Urban Trail

State

Lower Cache River Trail

Illinois

Backcountry Trail, Water Trail (other)