Travilah topographic maps
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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