Sulphuric gases inhabit a beautiful Japanese island.

This Armenian monastery was carved out of cliffs and named after the spear used to stab Jesus.

A shrine of fire worship built on top of a natural flame.

Resonant stone, that has been played since prehistoric times.

Salt cured mummies continue to turn up in this Iranian mine.

Marked by the hand of the explorer Henry Morton Stanley.

A bizarre collection of gifts to North Korean dictator Kim Jong Il from the despots of the world.

This sacred cave temple is home to thousands of bats and according to legend, a giant snake king.

Macabre astrological automaton clock dating to the late 1400s.

A desert that rolls right up to the ocean, where it's so dry animals live off the fog.

A Parisian cemetery where the elite and artistic are interred beneath an eccentric collection of tombs.

Home to three historic ships from the age of Vikings.

Museum celebrating the ocean, with the largest wunderkammer dedicated to sea exploration.

Singapore's landscaping project is home to 18 incredible Supertrees.

The remains of diamond fever taken over by the desert.

The Avenue of Mausolea is a series of grand palatial tombs.

Send a postcard while vacationing with Satan.

The palace of the King of Kings, burned by Alexander the Great.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

A minotaur, a labyrinth, and a dubious restoration pull in visitors from around the world.

The glacier tucked within a New Zealand rainforest.

Dolphins, ancient clams and hundreds of waterfalls make this one of the world's top tourist destinations.

This "tower of death" has acted as an observatory, a religious hub, and an executioner's lair.

The Voodoo Superstore of the world.