Once thought to be the mysterious work of a witchy prophetess, a well with unusual properties turns objects into "stone".

Although it appears ancient and mysterious, the quirky folly was actually built 200 years ago by an eccentric estate owner.

A modern English garden of eccentric beasts, follies, and oddities.

A subterranean playground in an abandoned slate mine.

What looks like a suicide in progress is actually a statue of Sigmund Freud.

A metal tree emits eerie, melodic notes on top of Lancashire's Crown Point.

Moss and stone turn this waterfall into an otherworldly liquid veil.

Dig for your own trilobites in this goldmine of invertebrates.

This modern monument to pagan belief looks like it was transported straight from ancient times.

A gargantuan crystal kingdom.

A striking 12th-century-style castle built on the edge of a cliff.

The bizarre visions of H.R. Giger, tucked away in a Swiss medieval city.

An eccentric garden of sculptures crafted in India decorate an Irish green space dedicated to Alan Turing.

A steampunk-styled three-floor factory churning out art, activism, and electronic beats.

Hidden in a grotto 26 feet below Nottingham's oldest hotel, this stylish subterranean drinking den is notoriously hard to find.

Bizarre lunar-like landscape with thousands of large stone "hoodoos."

Keshwa chaca, among the last handwoven Incan bridges, crosses Apurimac Canyon in Peru.

This "zoo" is a cross between a junkyard and a sculpture garden, featuring animals you won't see anywhere else.

An abandoned railroad tunnel is now filled with bioluminescent bugs.

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

This repurposed church offers a more literal way to get closer to the heavens.

This stately bank building hides a spectacular star-studded ceiling.

Overlooking the burial ground is a tower designed to prevent thieves from snatching the recently deceased.

Touching this 18th-century Scottish philosopher’s toe allegedly conjures good fortune.