Beautiful carved tunnels.

Limestone grottoes turns everyday objects into stone.

The Cathedral of Salamanca has a number of unusual carvings but none so surprising as a modern astronaut.

World's largest permanent maze made of 18,000 conifers.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

A 12th-century Italian skirmish gets reenacted with 500,000 pounds of flying citrus.

A sunken idol welcomes parishioners to Davy Jones' Locker.

Artist and musician Will Menter creates musical sculptures.

A stunning cemetery famous for its extraordinarily delicate & lifelike mourning sculptures.

Giant, pink stuffed rabbit on an Italian mountain.

Massive galleon from a box-office bomb docked in Genoa.

A tiny rural community in Switzerland was home to one of history's most shocking murders, and led to the banning of Absinthe for nearly a century.

A fake medieval village in the middle of Turin.

Mysterious tombstones thought to be remnants of Atlantis.

The astonishing collection of an infamous criminologist.

Ancient cave tombs known as the "houses of fairies."

Windblown rock formations in an ancient Roman quarry.

French Time Capsule-19th Century home revealed to the public.

Fighting the British and making game shows for over 150 years.

A small church ornamented with medieval erotic sculptures.

Hundreds of hidden passageways weave through the old quarters of Lyon.

Stalactites and stalagmites in a beautifully lit cave.

This French ghost town from World War II has been left as a memorial to German atrocities during World War II.

An ancient Egyptian temple in the middle of Madrid, Spain.