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Lock 36
Guard Lock for Dam 3
Lock 35
Lock 34
Lock 33
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Remains of Lock 30
Lock 29 (Lander)
Lockhouse 28
Lock 27, Spinks Ferry
Lock 26 (Woods Lock)
Goose Creek River Lock
Lock 24 “Rileys” & Seneca Aqueduct
Lock 23 (Violettes Lock) & Dam No. 2
Lock 22 “Pennyfield”
Lock 21 (Swains Lock)
Lock 20
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Mile Marker 0.0/Tide Lock
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Close Menu
About Us
About the C&O Canal Trust
Leadership
About the C&O Canal
Employment
Contact Us
Programs
Our Programs
Canal Quarters
Volunteer Programs
Canal For All
News & Events
Join C&O Canal Trust for a Geology Presentation
Geology Hike in the C&O Canal NHP
Park After Dark
News
Quarterly Newsletters
Press
Plan Your Visit
Plan & Explore
Canal Towns
C&O Canal Explorer Mobile App
Support
Support the C&O Canal Trust
Ways to Give
Our Funding Priorities
Rare, Threatened, and Endangered Plants
Towpath Forever
Towpath Resurfacing
Canal Classrooms
Volunteer
Shop
GIVE NOW