A labyrinth of ancient tunnels hidden below the city holds the ruins of 2,500 years of history.

One of several skulls claiming to belong to the beheaded St. John the Baptist is on display at this Roman church.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

Where Aleister Crowley taught magick in "La Chambre Des Cauchemars," his "Chamber of Nightmares."

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

This railroad overpass is said to be home to a murderous goat-man whose very legend has led to very real deaths.

Renaissance villa and gardens complete with a tormented colossus.

This 13th century castle is chock full of ghosts and impossibly rare cows.

The highest peak in the United Kingdom has a history of physics, specters, and a pilgrimage of strange objects.

A 30-acre garden inspired by the principles of modern physics.

The one-time stronghold of the noble Douglas family, now home to ghost sightings and nesting birds.

A site of pagan worship which still attracts people looking for fairies.

Protecting the dead from opportunistic body snatchers.

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

Overlooking a Scottish loch, this beautifully crumbling castle once inspired a poem by William Wordsworth.

An eccentric aristocrat brought these Australian natives to their current Scottish home.

This castle was established by the 4th Duke of Montrose and is connected to the Buchanan Clan.

With lush plants and flowers, huge trees, ponds, and hidden monuments, this place feels a bit like discovering Narnia.

It is said the legendary wizard once lived in this sea cave beneath Tintagel Castle.

This stretch of the River Severn where large waves flow against the current is the birthplace of river surfing.

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

This remote Scottish isle is only inhabited by seals, birds, and the memory of a tragic settlement.

An open air haven for tropical monkeys in the damp moors of the English country.

A gorge full of caverns where early humans lived alongside cave hyenas, giant mammoths and wooly rhinoceroses.