This Boston medical museum features the skull of the famous medical case of Phineas Gage.

This upscale streetwear store is hidden behind a fake Snapple machine in the back of a deli.

The first custom-designed building to showcase the works of Dale Chihuly is a wonderland of glass and light.

A collection of oddities including Dr. Kevorkian's suicide device, the Thanatron.

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.

The final resting place of New Orleans' most famous voodoo priestess.

A wonderful display of arts and crafts handmade by local artisans in the Southern Appalachians.

Surprisingly aquamarine waters fill deep lakes formed at the end of the last ice age.

A museum collection honoring the long history of the FDNY is held in a disused Manhattan fire house.

A formerly abandoned mental institute, now back in business.

An abandoned 19th century quarry in the middle of the woods, remade by unnamed wanderers into a massive series of rock thrones.

This mouldering abandoned mental hospital was once a center for progressive healing.

Home on the Hillside, and home of the first breakfast cereal.

Beneath the mossy overgrowth covering this once-sprawling campus lies decades of history and the secrets that come with it.

Protecting the future of some of the rarest and most misunderstood mammals of North America.

An abandoned asylum where patients have been forgotten but their possessions remain.

A long abandoned hospital building on the outskirts of NYC.

A natural gas leak provides a flickering flame beneath a waterfall.

An abandoned castle owned and ignored by Masons carries a cursed history.

This hidden gem of a garden has one of the only surviving Victorian ferneries in America.

The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

A beautiful oddities shop crammed with strange and morbid curiosities.

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.