A kaleidoscopic warehouse-maze of handmade neon signs.

The atmospheric road was never meant to be so creepy.

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.

This shop and gallery is a modern-day cabinet of curiosities, unassumingly positioned along an urban thoroughfare.

The world's largest collection of witchcraft regalia.

The great Danube river starts here.

This small-town Connecticut restaurant gives each diner a free book from its vast library.

The Victorian-era greenhouse is stuffed with tropical plants, and open 365 days a year.

The sinister ruins of one of the worst dam failures of the 20th century lie in this astonishing alpine setting.

A hidden tunnel leads to a medieval queen's shrine buried beneath a parking lot.

The red letters in the literary pavement leading to the library form a mysterious code.

The macabre collection of Jacques Sirgent, an expert scholar on the undead and all of their trappings.

A tiny microvalley etched into the side of Knocknarea Mountain hides another world.

Strange rock formations tower above the river that snakes through this enchanting Icelandic canyon.

Enormous, fluffy dogs frolic around this museum dedicated to a legendary Saint Bernard.

Eerie ruins of an abandoned medieval fishing village crumble atop an unforgiving stretch of earth.

Folklore says this medieval fortress was plopped atop a portal to hell to trap the demons below.

A corkscrew-shaped barn in Ireland.

The world's tallest box hedge is found in a delightful garden.

The 19th-century pharmacy (now a used bookstore) was featured in James Joyce’s "Ulysses," and has changed very little to this day.

This Irish museum in a historic 19th century market pays tribute to the glory of butter.

A hugely vast Irish landscape of barren rock that stretches for miles.

A standing relief of a Norman knight whose posture marks him as a Crusader.

An 1814 castle that hosts an exhibit of "explorabilia".