The home of one of America's most wealthy industrialists is now a historic site that remembers a more decadent time in the country's history.

Oldest existing church in New York and the inspiration for Washington Irving's "The Legend of Sleepy Hollow."

An abandoned dollhouse factory.

The only intersection in America where the buildings on all four corners were built pre-Revolutionary War.

Haunted Victorian house that inspired a legendary "Ghostbusters" court ruling.

These World War I shooting range tunnels are now haunted halls of underground graffiti accessed through the roots of a tree.

A sculptural commentary on capitalism pokes up from the East River.

On this island, you suck away your garbage via an elaborate pneumatic tube system.

One of only two commuter aerial tramways in the United States.

Site of the first pathological and bacteriological research facility in the United States.

A graffiti Mecca welcoming artists from around the world.

A drawbridge named for a potentially intersex Polish national who fought alongside George Washington during the American Revolution, and an example of "Pulaski Red".

The oldest living organism in New York City. Maybe.

The preserved house of a jazz legend still echoes with his music.

A uniquely lettered street sign marks the corner where the iconic word game was invented.

This futuristic airport terminal was abandoned for decades before reopening as a hotel—with a vintage plane of its own parked out back.

This abandoned seaside fortress is now simply an imposing ruin being taken back by nature.

This enormous Hindu temple in Queens serves incredible dosas in its basement canteen.

The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.

The final resting place of the great escape artist, where some still gather to wait for his escape from death.

Read between the lines of the subway map to find the hidden abandoned Civil War fort.

Where Greenpoint's first European settler—and troublemaker—made his home.

A huge resale shop for the cast-offs of the film & television industry.

Home to first responders to Greenpoint's devastating oil fires.