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Plan a Visit
An Easy Weekend Visit
Attractions on the Trail
The Keeper's House
Explore Online
Patch Program
Self-Guided Walks
Events
News
History
Newsletters
Newsletter Articles
Old Croton Aqueduct Bibliography
How New York Became the Empire City
About Us
Our Accomplishments
Tending the Trail
Become a Member
Volunteer
Our Board
Shop
Maps
FOCA Store on Zazzle
Vintage Clothing
Books
SUPPORT US
Donate Now
Join or Renew your Membership
Read more
Read more
Next Three Events
Dobbs Ferry Library Storytime at the Keeper’s House
Fri June 20, 2025 – 10:30 AM
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Musical Weir Tour
Sat June 21, 2025 – 12:00 PM
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Help Native Plants Thrive on the Old Croton Aqueduct
Sun June 22, 2025 – 9:30 AM
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MORE EVENTS
Recent News
Ossining Girl Scouts Clean Up
May 21, 2025
|
Laura Compagni
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Dobbs Ferry Parents Meet on Aqueduct for Family Meander
May 6, 2025
|
JoannaRiesman
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Collaboration between Friends of the OCA and the Ossining Youth Bureau – March 2025
April 17, 2025
|
JoannaRiesman
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