New York City, New York
Castle Clinton National Monument is a historic circular fort in Battery Park. It now serves as the ticket center for the Statue of Liberty and Ellis Island.
The historic sandstone walls and its evolution from fort to entertainment garden to aquarium to monument.
Purchase ferry tickets, view the small historical museum inside, and walk around the original battery walls.
Early morning (8:30 AM) if you are buying ferry tickets to avoid long queues.
Free admission to the monument. Ferry tickets to the Statue of Liberty must be purchased here or online.
Ticket booths, bookstore. Public restrooms are located nearby in Battery Park.
Beware of aggressive ticket sellers on the street outside the park; only buy from the official booths inside the Castle.
The Battery, SeaGlass Carousel, and Staten Island Ferry.