Mysterious ancient boulder carved with petroglyphs in the mountains of Western North Carolina.

An abandoned village that doubled as "The Hunger Games"' post-apocalyptic wasteland is up for grabs.

Ride the subways of yesteryear.

A modern zoetrope on the New York City subway.

A massive forgotten storehouse from 1913 on the Brooklyn Waterfront has a spectacular view of Brooklyn.

Haven for steampunks.

This beautiful building in the heart of Manhattan's Financial District was empty for decades.

More gold than anywhere else, ever.

A room in New York City that contains 250 cubic yards of dirt worth a million dollars.

A historic 1890s architectural masterpiece with an iconic clock tower that, once open to the public, now faces an uncertain future.

A tiny museum housed in a New York freight elevator specializes in the "overlooked, dismissed, or ignored."

Avoid gangster interaction while window-shopping.

A prohibition era watering hole for the police.

Become a prohibition rebel.

Relics given to a Manhattan church to avoid seizure by the Italian government.

Tucked in the back of this amazing antique store is an important piece of medical history.

New York City's only preserved family home from the 19th century.