A wooden theatre that remains the heart of a charming Victorian-era New Jersey enclave.

An extraordinary collection of vampire-themed antiques lurks on the second floor of a store.

This tiny structure was built by the creator of the Brooklyn Bridge.

This Great Depression-era creation was once known as the strangest house in the world.

This Boy Scout retreat acted as "Friday the 13th"'s original Camp Crystal Lake.

South Philadelphia is home to Keith Haring's only surviving in situ collaborative public mural.

In the early 1800s, surgery was also a show.

World's first "penitentiary," meant to be humane, drove men insane.

The first partially complete dinosaur skeleton was discovered here, forever changing the world's view of the ruling reptiles.

Old neon signs from the City of Brotherly Love provide a snapshot of the city’s evolution.

Home of Philip Johnson, one of the 20th century's most influential architects.

A millionaire's abandoned swimming pool from the gilded age of one of America's most distinguished families.

Whimsical artist house in the New Jersey woods.

All that remains of a magnate's dream home is a historic gate and an abandoned public pool.

The oldest continuously operating farm in New York State.

A long abandoned hospital building on the outskirts of NYC.

The residents of this ominous-sounding street in Pennsylvania liked its name so much they fought to keep it.

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

Hundreds of iconic jazz records were made in this church-like space.

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

A retired subway car stands alone in a field in the middle of Queens.

A hyper-luxurious, 12,000- square foot home might be buried beneath Queens, still waiting to protect you from nuclear missiles.

This massive boulder is either a unique rock formation created by glacial melt or a magic energy vortex.

Piano-making empire filled with 200-year-old steam machines still churning out 1,000 instruments a year.