Islanders once used this dramatic, otherworldly landscape to hide their cattle from Viking raiders.

Now famous as the "Harry Potter bridge," this impressive concrete viaduct has long been an icon in its own right.

Accessible only at low tide, the deserted island is dotted with World War II ruins.

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

An ancient Scottish rock formation said to be the gravesite of a giant remains ensconced in legend and intrigue.

A strange rock with a sinister reputation lurks within the crimson waters of this Scottish glen.

Spend the night in this formerly abandoned traditional Scottish village.

A church that bred legends, and served as an inspiration for the Da Vinci Code.

Ancient cliffs resembling a kilt on Scotland's second largest island emit an entrancing sound.

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.

A Neolithic tomb hidden among a spectacular boulder-strewn stretch of coast.

An impromptu shrine appeared shortly after beloved "Torchwood" character Ianto Jones was killed off the show.

This neolithic stone grave has been altered and restored so often its now more neo than lithic.

A spiral staircase connects the limestone cave with Pembroke Castle, birthplace of King Henry VII.

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

A 4,500-year-old forest is slowly being revealed from beneath the sands of a Welsh beach.

This well-preserved Cistercian Abbey in a romantic pastoral setting has inspired artists like the poet Wordsworth.

The stately remains of Llywelyn the Great's mighty fortress.

A rocky sea serpent hides caves, blowholes, and a spectacular natural bridge.

This unique shop is full of memento mori art, antique medical equipment, secret society paraphernalia, and historical relics.

A miscalculation turns a very shallow freshwater lake into a very deep saltwater lake.

Shop for books in the New Orleans house where William Faulkner once lived.

Legend says a primate-like cryptid prowls this otherworldy sliver of the Louisiana bayou.

Despite the ever pressing encroachment of urban sprawl this grand New Orleans manse still stands.