This top-secret nuclear bunker hidden in a Bosnian mountain has been converted to a modern art exhibition space.

Ancient cliffs resembling a kilt on Scotland's second largest island emit an entrancing sound.

The mysterious megaliths have enchanted and intrigued visitors for thousands of years.

On this stunning Scottish island, you can walk in the footsteps of dinosaurs.

Islanders once used this dramatic, otherworldly landscape to hide their cattle from Viking raiders.

These fantastically named natural pools look like something out of a Scottish myth.

This single-track road rewards brave drivers with stunning Scottish scenery.

Spend the night in this formerly abandoned traditional Scottish village.

The 5,000-year-old megalith is believed to be Scotland's tallest standing stone.

A red-brick beacon stands against the tempestuous Atlantic, on the windiest site in the United Kingdom.

This "preacher's pulpit" once used for pagan ritual, is home to a new, and dangerous ritual.

Thousands of years of crashing waves gave this mushroom-shaped rock its svelte figure.

A serpentine highway twists and turns over the treacherous Norwegian Sea.

The remains of a magnificent medieval fortress that was the capital of a vast empire.

Sweden's southernmost point is located in this charming fishing village.

This abandoned airplane hanger is said to have once been a top secret launch facility.

A former bank seized as a sniper vantage point during the Bosnian War is now a secret graffiti art gallery.

The sad remains of a monument to martial arts legend and movie star Bruce Lee—in the middle of Balkans.

Mosaics, storks, and brothels—this ancient city has it all.

One of the most spectacular canyons in the world.

One of the tallest waterfalls in Africa is also home to a population of monkeys who enjoy the waters and the occasional guest.

God's Saharan sandbox of wrath.

Founded as a refugee camp, now a popular tourist spot.

It took 40 years to build this Eden-like garden in Marrakech, later restored by Yves Saint-Laurent.