Mount Nyiragongo has erupted at least 34 times since 1882 and is home to the world's largest lava lake.

One native village in Bali lays their dead at the foot of a holy tree whose natural fragrance seems to hide the stench as the bodies decompose.

A Spanish town built into the cliffs.

This quaint Spanish village agreed to be painted blue as a marketing stunt but found that they preferred it that way.

This small chapel is built of human bones and decorated with a golden skeleton.

Wondrous sandstone hoodoos where Native Americans collected clay for pottery, 9,000 years ago.

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

God's Saharan sandbox of wrath.

A Moroccan getaway in the mountain range that plays the Himalayas' stunt double.

A fortified city, home to a remaining population of five families

One of the most spectacular canyons in the world.

Traditional 11th-century outdoor tannery.

Numerous impressive carvings are embedded in the trees lining this street in Marrakech.

A cave dwelling that was started by the Celts, expanded by monks, and finished by knights.