This ruined fort hidden at the top of Central Park can't seem to keep from losing its historical plaques.

A New York garbage depot holds a secret collection of weird and wonderful refuse.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

Here be dragons.

Hiroshima survivor on Riverside Drive.

New York City's only wildlife rehabilitation center treats more than 3,000 feathered and furry patients each year.

This miniature village stays behind in the Breuer Building, even as the museums around it come and go.

Two New York rooftops are home to the largest rooftop soil farms in the world.

The first pet cemetery in the United States.

At this site, two historic stone bridges spanning the Sing Sing Kill—one right on top of the other.

The real-life site of Ichabod Crane's infamous gourd attack.

This fancifully decorated Victorian home in New York’s Hudson Valley is the only known fully domed octagonal residence in the United States.

America's greatest forgotten garden and the former stomping grounds of Son of Sam.

An Escher-inspired library dedicated to the wonders of the human mind, yet closed to the public.

A museum designed by and dedicated to P.T. Barnum in the town where he is buried.

The intriguing personal collection of a professional demon-chaser.