Loop 1 · 4 h window · 120 mi
3 h 55 loop · 5 stops · back by 3:55 PM. Incorporates George Washington Memorial Parkway.
- Wolf Trap National Park West Lot · 10 min
- Lock 14 · 10 min
- Lock 12 · 10 min
- Lock 31 · 10 min
- Potoma Wayside · 10 min
Touches George Washington Memorial Parkway, Washington Heritage Trail, Historic National Road - Maryland