During prohibition, corrupt city officials ran drinking dens under the streets of Downtown Los Angeles.

An old trolley bridge was converted into a breathtaking garden bursting with colorful flowers.

This tall Massachusetts folly got its name thanks to all of the purple prose its vistas inspired.

Unlike other abandoned asylums this empty institution welcomes visitors, just don't go in the buildings.

The walkable ruins of an 19th century hotel, destroyed in a horse cremation gone wrong.

A perfect replica of the beloved show's first set.

Of all the unique artifacts inside this library, a mummified hand stands out among the others.

Abandoned Italianate architecture on the coast of Maine.

Have a steam and some blini at this cafe in a century-old bathhouse.

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

Extraordinary sculpture garden created by an eccentric English poet.

Hundreds of skulls and bones at the largest skeleton museum in the country.

Home to a giant switchblade and one of the world's largest collections of pocket knives, this museum is a cut above the rest.

Visit the site of a subway powered by nothing more than air--and lots of it.

A one-ton statue of Steve Rogers beautifies the entry to a Brooklyn Bed, Bath & Beyond.

Obscure and obsolete publications are given new life as works of art.

Commemorating the spot where the famous scientist fed his pigeons.

This hidden library of physiological ephemera contains centuries worth of knowledge on the vim and viscera of the human body.

The last slot car racing arcade in Brooklyn is keeping the dream of speedy little autos alive.

Bowl in splendor, if you're lucky.

One of the last few places in Manhattan that employed a pneumatic systemic keeps it on display.

Neon signs that grace the windows of Bergdorf Goodman's and Tiffany & Co. come from this studio in Brooklyn.

Nikola Tesla's former home contains an homage hidden from plain sight.

Nondescript elevator doors open to reveal a stunning, surreal world.