C&O Canal Towpath at Great Falls

Trail · Potomac, Montgomery County, MD
11710 MacArthur Blvd, Potomac, MD 20854

Dog rule: NPS C&O Canal NHP pets page: pets are allowed in the park on a leash (6 ft max) and waste must be removed. Pets are not allowed on Billy Goat Trail Section A, the boardwalk to Great Falls, or inside park buildings. Leashed dogs are fine on the towpath.

Venue confirmed Checked Nov 10, 2026. Source

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