• Castle Clinton National Monument

    Castle Clinton

    National Monument New York

Join Our Friends

Our Friends are organizations who have official agreements with the National Park Service.

The National Park Foundation is the national charitable partner of the National Park Service. The mission of the National Park Foundation is to strengthen the connection between the American people and their National Parks.

The National Parks of New York Harbor Conservancy is a nonprofit 501(c)(3) organization. The mission of the Harbor Conservancy with the National Park Service is to preserve and protect the National Parks of New York Harbor.

Did You Know?

Aerial of Battery Park

Built on a man-made island, Castle Clinton was only connected to Manhattan by a drawbridge that could be raised in case of an attack.