1.7 mi from the trailheadSwains Lock Hiker-Biker Campsite
Campground

1.9 mi out & back · 235 ft gain · 282 ft high point · Easy
Via the Fletcher's Path (0.5 mi)
In Chesapeake & Ohio Canal National Historical Park · MD · National Park Service
Lock 19 Loop is a 1.9 mi out and back via Fletcher's Path in Chesapeake & Ohio Canal National Historical Park, climbing 235 ft to Washington Aqueduct Observation Platform.
235 ft of gain round trip.
The closest places to sleep, measured from the trailhead.
Ranked the same way, within twenty-five miles.
What the trail reaches, measured from the start.
The hike from its start, the approach dashed. Drag with two fingers, or hold a key to zoom.
Trail data: USFS, NPS, © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP via Mapzen terrain tiles. Nearby reading: Wikipedia. Photos: Wikimedia Commons contributors, licensed as shown on each photo. Download the trail and feature data.
Campground · MD
0.0 mi of trails · Easy
Great Falls Park · Camp 2 mi away
Hikes that read like this one, wherever they are.
2.2 mi out & back · 258 ft gain · Easy
Chesapeake & Ohio Canal National Historical Park · Camp 2 mi away
3.8 mi out & back · 438 ft gain · Moderate
Chesapeake & Ohio Canal National Historical Park · Camp 2 mi away
0.0 mi one way · Easy
Chesapeake & Ohio Canal National Historical Park · Camp 2 mi away

1.1 mi out & back · 18 ft gain · Easy
Chesapeake & Ohio Canal National Historical Park · Camp 2 mi away
Today: Partly Sunny · wind 2 mph SE