This ancient rock painting is the oldest evidence of humans’ love affair with honey.

A controversial art piece that harkens back to local folklore.

If you like Art Deco you will love this bridge.

Two towns are linked by an engineering marvel masquerading as a boring suspension bridge.

This overlooked museum houses an amazing collection of rare, antique typewriters.

18th century anatomical amphitheater of the Royal College of Surgery of Barcelona.

The largest Art Nouveau complex in the world is a Barcelona hospital with a 600-year-long history.

A gravity-defying "devil's bridge" that has a surprising architectural feature for its stability.

At the foot of a waterfall lies a peaceful swimming lagoon and evidence of over 60,000 years of human habitation.

An enchanting monastery in the Spanish countryside appears lifted from a fantasy tale.

Natural stone arches form a walkable "cathedral" at low tide, then disappear entirely when the water returns.

A modern Nordic Pompeii on the Icelandic island of Heimaey.

Icelandic folklore says this giant boulder was ripped from the mountains and placed at its current location, where it became home to elves.

This tiny museum's sizable collection is jammed into a former underground public toilet.

This replica Viking village was created for a film that was never shot and is now open to visitors.

This valley of hot springs and boiling mud pots is home to the record-holding "Geysir," which originated the English word.

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