A fiery crater has been burning in the Karakum Desert since 1971.

Men in rubber-soled boots serve as your "brakes" on this toboggan ride Hemingway described as "exhilarating."

This tiny lake temple dedicated to a water goddess seems to float on the surface.

The steepest classic funicular in the world glides along a dizzying incline.

The tallest outdoor elevator in Europe rockets passengers on a dizzyingly precarious ride to the top of a mountain.

This Italian foot path winds through the mountains via 52 individual tunnels.

Once the "Eighth Wonder of the World," this iron railroad bridge was decimated by a tornado.

Abandoned Nazi train station turned underground astroparticle laboratory.

In 1396, two Scottish clans that had been violently feuding for centuries finally faced off in a bloody battle in this park.

The only fixed chain and post trail in Scotland snakes its way along the base of a towering seaside cliff.

The Guinness Record holder for largest hedge in the world is a verdant Scottish bulwark.

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

This Scottish manor house is a lush relic from the life of a literary great.

A secret garden in a picturesque Edinburgh village has inspired artists for centuries.

A red sandstone freestanding monolith rises out of the sea in northern Scotland.

This picturesque view of the Scottish Borders was beloved by Sir Walter Scott.

A mysterious monument where a woman who records say never existed was burnt alive for being a witch.

The fountain marks the area where hundreds of accused witches were burned at the stake.

A small island abbey is the final resting place of many medieval Scottish monarchs, including the real Macbeth.

The true age of this ancient stone circle is unknown, but its stunning vista isn't in question.

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

The ruins of this gorgeous clifftop castle look like something from a fantasy novel.

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

A 18th century graveyard and its astonishing cortege of macabre iconography.