Geology: Fort Tryon Rocks!

Saturday, January 31, 2026

1:00 p.m.2:00 p.m.

New York City is the site of ancient earth-shaking and earth-shaping events. The bedrock that anchors the city’s skyscrapers tells a story of a place going back more than a billion years. The island of Manhattan is built on three strata known as Manhattan Schist, Inwood Marble, and Fordham Gneiss.

Location

Broadway and Arden Street in Fort Tryon Park 
Accessible
Manhattan
Directions to this location

Cost

Free  

Registration

Registration not required.

Event Organizer

NYC Parks Urban Park Rangers

Contact Number

(212) 304-2277

Categories

Nature, Urban Park Rangers

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