Guard Lock 4 - Williamsport, Washington, Maryland - Frederick Directions

Guard Lock 4 - Williamsport, Washington, Maryland - Frederick Directions

Tourist attraction

Guard Lock 4

4.8(5 review)

301-739-4200
LocationChesapeake and Ohio Canal National Historic Park, Williamsport, MD 21795, Williamsport, Maryland

Guard Lock 4

Children

Welcomes Children

Location & Hours

Chesapeake and Ohio Canal National Historic Park, Williamsport, MD 21795