Washington and Old Dominion and Four Mile Run Trails Loop

Billy Goat Trail Loop — Chesapeake and Ohio Canal National Historical Park

Burke Lake Loop Trail — Burke Lake Park

Upper Potomac River Trail loop — Great Falls Park

Dupont Circle to The National Mall and Tidal Basin loop — Washington, D.C

The National Mall — Washington, D.C

Southern Trails loop — Rock Creek Park

Great Falls Overlook 2 via the Patomac Heritage Trail — Great Falls

Matildaville Trail & River Trail loop — Great Falls Park

Lake Mercer loop — Lake Mercer Park

Scott's Run Nature Preserve loop — McLean

Linnaean Hill to Western Ridge Trail to Rock Creek loop — Washington, D.C

Dead Run Trail & Potomac Heritage Trail loop — Turkey Run Park