One of Indiana's only natural sandstone arches is nestled between resort ruins and an old Boy Scouts camp.

Heralded as the oldest statue in London.

Outside of one of Britain's most renowned social clubs, a step installed specifically for the Duke.

Taxidermied animals galore, by appointment only.

This life-size monument honors the legacy of a famous literary feline.

Only a few pieces remain of the structure that carried people and goods across the Thames for some 600 years.

This weird abode has inspired everything from the "House on Haunted Hill" to a robot hunter's pad.

According to legend, this tomb holds the secrets to time travel.

Indents in the pavement are all that remain from a grisly death machine in Paris.

In California, colorful roadside signs remind us all that love transcends borders.

England's steepest street has such a drastic incline that locals tie their parked cars to lampposts when it gets icy.

This ancient Chinese observatory still contains early astronomy technology.

Water of undetermined depth has attracted rare fish and cult leaders alike.

A shockingly detailed small scale recreation of the temples of Abu Simbel.

This brilliant display of whirling fireballs celebrates Hogmanay.

This reconstructed Norman castle is the world's most accurate, from location to livestock.

This quirky UFO-shaped curiosity is often mistaken for the airport’s control tower.

A mountain range on an active U.S. Navy base hides thousands of mysterious prehistoric rock carvings.

The artwork that Italians felt California didn't deserve.

NASA's leading space science lab started by a co-founder with deep ties to the occult.

The cobbled together compound of a deceased artist which now serves as a filming location.

This former stomping grounds of the most eminent astronomers of the early 20th century.

The American Home, Re-imagined.

An unfortunate geological resemblance to Satan has labeled this Pasadena gorge as a passage to the underworld.