Volunteering to help the park: A work crew installs a bench near Great Falls in 2016.
Supporting park projects: Catoctin Aqueduct after collapse in 1973
Supporting park projects: Catoctin Aqueduct after restoration effort in 2011
Exploring history and nature: Sideling Hill Creek Aqueduct as viewed from the Western Maryland Rail Trail.
Protecting the canal since 1954: The association opposes Georgetown University’s plan to build a large boathouse in the park
Protecting the canal since 1954: The association opposes Georgetown University’s plan to build a large boathouse in the park
Exploring history and nature: Hikers gather at Fifteen Mile Creek Aqueduct in 2018.
Protecting the canal since 1954: Justice Douglas and eight others pause during their famous hike, which publicized the canal in 1954
Exploring history and nature: Ranger provides interpretation for hikers at Seneca Stone Cutting Mill in 2020.
Exploring history and nature: Hikers marvel at a large specimen during a tree identification walk in 2012
Volunteering to help the park: Association volunteer attaches plaque to newly installed bench in 2018.
Exploring history and nature: Association members participate in the last day of the 2009 Thru Hike at Great Falls
Volunteering to help the park: Association member helps install an identification sign at Landers in 2011
Exploring history and nature: Hikers gather at Dam 5 in 2019.
Protecting the canal since 1954: Justice Douglas and others rally against replacing the canal with a highway.
Volunteering to help the park: Association members repaint picnic tables at Swains Lock
Volunteering to help the park: Association volunteers assemble picnic table in 2018.
Some rock outcroppings along the Chesapeake and Ohio Canal a little bit east of Lock 23 and Dam 2 in Montgomery County, Maryland
The Chesapeake and Ohio Canal passes around some rockout croppings of Blockhouse Point, Montgomery County Maryland. The area is named for a block house constructed by the Union army for strategic overlook above.