Possible relics of the ancient Roman city are hidden in this restaurant's façade.

Hear the tales of New York's most notorious criminals.

A prohibition era watering hole for the police.

The world's largest kaleidoscope, designed by a 1960s psychedelic artist.

Go through the looking glass in Tokyo's Wonderland-themed shop.

A collection of comics, graphic novels, animation and caricatures devoted to exploring this often overlooked art form.

A swing to dangle you off the very edge.

This mesmerizingly colorful pond looks like a scene straight out of a fairytale.

The elaborate clockwork contraptions in this Scottish gallery create small worlds of whimsy and horror.

This modern monument to pagan belief looks like it was transported straight from ancient times.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

Sitting on an Italian hilltop is this surreal fortress built by the mad inventor of electrohomeopathy.

A historic London cemetery now serves as a nature park incorporating gravestones & memorial statues.

Part bookstore, part café, and part forest.

Nine Gardens in one—with tea service.

A 16th century chapel decorated with bones, skulls, and entire bodies hanging from the wall.

Stunning wetlands ablaze with pink lotus flowers.

The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.

The haunting, dilapidated remains of a former poorhouse on Staten Island's Greenbelt.

Faces carved into the cliffs create an otherworldly walking trail.

This beloved Baltimore spot features caged dolls, a giant Pez collection, and many, many mannequins.

Half of a waterfall goes into the river while the other half seems to disappear.

Giant pinnacles in the sun-scorched lands of Southern Utah have been nicknamed "white ghosts."

A Victorian natural history and ethnographic museum with wonderful turn-of-the-century, science-book-esque evolution displays.