This 6.5 mile jog/fast walk in Cape Cod National Seashore takes you from the Province Lands Visitor Center to Race Point Lighthouse, on the westernmost tip of Provincetown. The route uses the paved Province Lands Bicycle Trail, the sandy Atlantic shoreline, and a dirt road atop a dike across Hatches Harbor- a beautiful salt marsh. Level of difficulty: difficult. Trail surface: dirt, pavement, sand. Estimated finish time: 2-3 hours.