One of the most popular megalithic sites in Ireland stands as a humbler version of Stonehenge.

This floating garden in the sky is straight out of a fairy tale, but the real thing is nothing short of magical.

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

On this wooded path, a stained-glass window creates a spellbinding forest cathedral.

A minotaur, a labyrinth, and a dubious restoration pull in visitors from around the world.

The remains of a military communications outpost still stand on this Greek island.

The now-overgrown beach resort was once frequented by Yugoslav military elite.

The Bristol Camera Obscura housed in an ancient windmill.

After protestors toppled a statue of a 17th-century slave trader, the pedestal where it once stood remains unoccupied.

A historic, reportedly haunted pub that provided inspiration for several famous adventure novels.

17th-century merchants in Bristol nailed their deals by placing money on these pedestals.

Rock-cut cave complex filled with ancient Buddhist artwork.

A Zoroastrian funerary tower where excarnation rituals are carried out is threatened by the area's dwindling vulture population.

World's most expensive home.

These animal carvings stand as a representation of India and Britain.

Mumbai's angel.

What started as a tongue-in-cheek shrine is now a full-blown museum celebrating "The Hoff" and his longtime love affair with Berlin.

This hill and tower are steeped in legend, from King Arthur to the Holy Grail.

In the ruins of Glastonbury Abbey lies the alleged resting place of the legendary king.

When a supermarket opened up shop within a medieval building it became protected by UNESCO on a technicality.

A wonderfully strange collection of 500+ stuffed frogs doing people things.

Fall down the rabbit hole into a surreal journey of human consciousness "from ass to soul."

An collection of Chinese propaganda posters from 1949 to 1979.

The complex has been abandoned since the Croatian War of Independence, barring a stint as a set for 'Game of Thrones.'