This Gothic castle-like portal is a testament to the amazing craftsmanship of the navvies who built the railway tunnel.

This ordinary street was made infamous by a legendary visit from the devil.

The remote resting place of a notorious Wild West outlaw whose death is shrouded in mystery.

The shop's owner has spent decades in the desert wearing nothing but a strategically placed sock.

This cave system allegedly holds the "metallic library" of a lost ancient civilization.

According to local lore, this narrow passageway through two large rocks was accidentally created by the devil himself.

The home of Ireland's last leprechauns is officially protected by the European Union.

Believed to be haunted, this old cemetery is beautifully adorned with Spanish moss hanging from the trees.

An engineering error ensured this cavernous 350-foot-long subterranean thoroughfare was never used as intended.

The verdant mossy ruins of a Franciscan monastery lie in the remote Sintra hills awaiting exploration.

On this stunning Scottish island, you can walk in the footsteps of dinosaurs.

Legend says a giant, venomous spider once dwelled within this Polish church.

When the town wouldn't allow the fast-food behemoth to build a new restaurant, they put one inside an 1850 home.

A menacing statue of this mythical creature can be seen at the legendary site of the monster's lair.

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

This whimsical fountain pays tribute to Toronto's four-legged friends.

Fourteen curious and controversial white bunnies sit in a circle near Newport Beach City Hall.

This amazing 15th-century mural remained hidden in plain sight for centuries.

This ruin in a suburban park may be the place where Shakespeare's "A Midsummer Night's Dream" was first performed.

This Roman amphitheater is said to be King Arthur's legendary Round Table.

Incredible miniature towns and buildings created and decorated with thousands of tiny rocks.

This 5-by-6-foot wooden hut is the smallest historic post office in the U.S.

A dollhouse full of taxidermy rodents, each one handcrafted and given a sordid past.

In medieval times this small stone seat was used as a bizarre way to punish insolvent debtors.