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An Easy Weekend Visit
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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
Walks & Tours
Aquefest 2026
Keeper’s Scarecrow Parade
The Great 41-Mile Challenge 2026
News
History
Newsletters
Newsletter Articles
Old Croton Aqueduct Bibliography
How New York Became the Empire City
About Us
Our Accomplishments
Stewardship
Tending the Trail
Stone Wall Restoration
Graffiti Campaign
Become a Member
Volunteer With Us in Dobbs Ferry – Join Our Team!
Our Board
Shop
Maps
FOCA Store on Zazzle
Books
SUPPORT US
Donate Now
Join or Renew your Membership
Graffiti Campaign
Read more
Read more
Read more
Read more
Read more
Next Three Open Events
The Old Croton Aqueduct in NYC – Walk 1 of 3 – Lawton Street to Fordham Road
Wed September 23, 2026 – 10:00 AM
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Register
Wild Facts About Wild Mushrooms talk
Thu September 24, 2026 – 7:00 PM
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Register
Divided Loyalties – Revolutionary War on the Aqueduct: Irvington
Sat September 26, 2026 – 9:30 AM
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Register
MORE EVENTS
Recent News
Aquefest 2026 is a wrap!
September 22, 2026
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Friends of the OCA
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Garlic Mustard Extravaganza in the Enchanted Forest
July 2, 2026
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DAlden
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Volunteer With Us in Dobbs Ferry – Join Our Team!
July 1, 2026
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Lesley Walter
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