The name of this famed hospital was once a byword for the horrors of medical and psychiatric care.

Hidden in an ordinary Midtown building is a one-room museum dedicated to the greatest escape artist.

Take a drunken tour inside the world's largest known geode.

Franciscan monks created a facsimile of the Holy Land for North Americans who couldn’t afford the trip overseas.

Two thousand artifacts from around the world collected by one woman who loved to travel.

This abandoned asylum was once a state of the art facility before devolving into one of the most deadly mental institutions in American history.

The hike through a narrow river flanked by the 2,000-foot-tall walls of Zion Canyon is one of the best in the world.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

The only theatre in the world constructed specifically for sound movement.

Crystal clear lake with a shoreline of travertine located in a Colorado canyon.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

Rippling sand dunes frozen in the Arizona rock.

An enormous Polaroid picture adds an artistic flair to Rotterdam.

Exquisite wall sculptures carved in secret by an early quarryman in an obscure corner of the Paris Catacombs.

This residential door allows San Francisco muggles a glimpse at the wizarding world.

Inside this museum, Christians were imprisoned when the Romans controlled Gaul.

The first modern cemetery of Lyon is complete with more than 200 chapels and monuments.

The first geometric self-supporting spiral stairs in Britain are a truly beautiful sight.

This open-air mosaic gallery honoring an English artist took hundreds of volunteers more than seven years to create.

This subterranean oyster house has been the pearl of Grand Central Station since 1913.

Inside this former medieval prison is a collection of objects designed to inflict unbelievable pain and suffering on the human body and mind.

Heralded as the world's first theater, these ruins are often overlooked as they reside in the shadows of the Acropolis.

One of the oldest producers of hand-folded fortune cookies still uses its original secret recipe.

Home of modern dancer famously strangled by her own scarf.