Interpretive tours of the C&O Canal’s only site with both an aqueduct and lockhouse. Talks on the history of the C&O Canal. Lockhouse tours: Saturday, 11am-4pm; Sunday 1-4pm.
Free
2017/06/24 - 2017/06/25
Riley's Lockhouse & Seneca Aqueduct
13015 Riley's Lock Road, Poolesville, MD 20837