The tangled roots of a giant banyan tree have fully reclaimed the ruins of this abandoned warehouse.

The hidden lair of an alchemist rediscovered in a 2002 flood.

A church of bones, decorated with 40,000 human skeletons.

A remote island settlement off the coast of Tanzania is a storied archaeological site with an ancient past.

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

Dine on food tied to Viking history and legend at this subterranean Stockholm spot.

This enormous "cloth of the conquest" depicts the Norman invasion of England in mind-blowing detail.

Drink and dine in a coral cave that's at least 120,000 years old.

At this Arctic outpost, get to know members of the indigenous Sámi community and meet their herds.

A small island dotted with old, historic Finnish buildings.

A tropical paradise just a short trip from the opera house is filled with beautiful winged creatures.

Concentrated around the Dead Sea, these surprising canyons are filled with coursing water, fish, and even crabs.

A small museum filled with over 1,000 clocks, and one particular clock calibrated to run until the year 9999.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

This maze-like slot canyon is a unique gem within an already fascinating geological area.

Here, at the "world's longest art gallery," you'll find forty miles of ancient petroglyphs and pictographs.

Famous for its bio-luminescent inhabitants, known as "dismalites."

Canyon walls shrouded in ferns.

Spend a day hanging out with domesticated Russian foxes.

A magical oasis in the middle of the Negev Desert.

Fans of vintage Vegas, kitsch, and toy pony-based gambling now flock to a casino called The D.

The sanctuary holds what was once believed to be the saint's incorruptible tongue.

The subtle interplay of fire and water is hard to ignore at this remote Jamaican spring.

Starting with nothing more than discarded conch shells, one man has built an island/bar that would make Jimmy Buffet jealous.