Venice's "Island of the Mad."

This Polish cave has housed a dragon, a brothel, and an enduring legend.

A classically trained chef makes beloved burritos inside a gas station.

These two monoliths have stood at the entrance to the neighborhood since the days it was called "Hollywoodland."

A Bicycle Path in the Sky.

A little barn in the middle of the city preserving Hollywood treasures since 1985.

A unique Holocaust memorial tells the personal stories of the Jewish residents exiled from greater Berlin.

The largest free-standing aquarium in the world resides in a hotel lobby in Berlin.

An eerie, derelict amusement park in Berlin.

A whimsical and twisted animatronic monster tour beneath the streets of Berlin.

One of the largest barracks of the Austro-Hungarian monarchy's military is now an abandoned ruin.

A statue honors the children who fought Nazis in Poland.

A program of Communist glamour in post-Stalin Poland is preserved in this colorful museum.

Beneath Kraków Old Town's main square lies a hologram-filled medieval market vampire graveyard wonderland.

A collection of full-size movie monsters opened to the public.

This grand mansion has starred in everything from Bones to Buffy.

A 16th-century horror show built in a lovely Italian garden.

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

The site of a tragic massacre that spawned a multimedia franchise.

This chest hospital with a dark, haunted past serves as a fitting set for horror films and a paradise for ghost hunters.

A beautiful, dense forest in the shadow of Mount Fuji, with a tragic reputation.

The abandoned hospital whose elaborate ghost stories cover up the dirty truth - an uneventful sanitation issue and other mundane reasons for its demise.

This Virginia railway overpass is said to be haunted by a serial killer in a rabbit costume.

Following the trail of an old metro line, this scenic path is haunted by a creepy spriggan statue.