The legendary building that needed ghostly approval before being built.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

Most-visited and most-photographed slot canyon in the American Southwest.

This 19th-century church is now a popular roller rink.

A favorite haunt of dinosaur loving children and hallucinogen loving hippies alike.

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

Everyone from Mark Twain to Teddy Roosevelt has a pipe hanging from the walls of this historic chophouse.

A restaurant on Staten Island showcases a different grandmother’s cooking every night.

Sniff the Titan Arum's rotting flesh.

Home to the infamous "Typhoid Mary" and the worst loss of life in New York's history prior to September 11, 2001.

An unassuming secret door once led to a legendary watering hole.

Tucked away amidst some of the most famous addresses in the world is New York's only fraction of a street.

A very classy 1920s-era bar right in Grand Central Station.

Hidden in Central Park's Ramble is a troublesome cave buried just beneath the surface.

Become a prohibition rebel.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

Read a book next to a Midtown waterfall.

Dodge prohibitionists and slide through the telephone booth in Crif Dogs.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.