April 13 @ 9:00 am - 12:00 pm C&O Canal and Potomac Riverside Cleanup Swains Lock in C&O Canal NHP 10815 Swains Lock Rd, Potomac, MD, United States trash pick up
April 10, 2021 @ 9:00 am - 12:00 pm Canal and area cleanup at Swains Lock – C&O Canal NHP Swains Lock in C&O Canal NHP 10815 Swains Lock Rd, Potomac, MD, United States This site is sponsored by the C&O Canal Association. Masks and social distancing are required.
April 18, 2020 @ 9:00 am - 12:00 pm Canal and area cleanup at Swains Lock Swains Lock in C&O Canal NHP 10815 Swains Lock Rd, Potomac, MD, United States