Gear up for your next adventure:

🧥Ultralight Puffy Jacket - Maximum warmth that packs down to the size of an orange

🥾Hiking Shoes - Durable and comfortable shoes for trail hiking

🧢Hiking Sun Hat - Wide-brimmed protection for exposed mountain ridges

📷Outdoor Action Camera - Capture high-elevation views and rugged adventures

🧥Thermal Layer - Insulating layer for cold outdoor conditions

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Travilah topographic maps

Click on a map to view its topography, its elevation and its terrain.

Lock 22: Pennyfield Lock

United States > Maryland > Montgomery County > Travilah

Ground was broken for construction of the C&O Canal on July 4, 1828. One of the early plans was for the canal to be a way to connect the Chesapeake Bay with the Ohio River. The canal has several types of locks, including 74 lift locks necessary to handle a 608-foot (185 m) difference in elevation between the…

Average elevation: 73 m