Interpretive tours of the towpath area, Seneca Aqueduct, and Riley's Lockhouse. Seneca is the only site along the 184-mile canal where the lock and aqueduct are connected and one of only two aqueducts in Montgomery County.
Free
2018/06/23 - 2018/06/24
Riley's Lockhouse & Seneca Aqueduct
13025 Rileys Lock Road, Poolesville, MD 20837