A beautiful, but toxic, lake formed by mining.

The once-dying town of Sheffield, Tasmania has reinvented itself as a village of painted wonders.

Australia's only intact colonial warship never saw action before being turned into a scenic wreck.

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

The central mosque of this Mali town is entirely built from mud.

Living inside a fearsome reptile in the Ivory Coast.

The clever workshop that has been designing some of the most unusual coffins imaginable.

Africa's Venice on stilts.

The largest prehistoric ruins south of the Sahara, once a powerful center of international trade.

A hollowed-out baobab that became the horrific final resting place of leprosy sufferers, with gruesome evidence to prove it.

An Ethiopian "Jerusalem" featuring a church hewn out of a single rock.

Ethiopian standing stones featuring remarkably preserved carvings of swords and people.

Strange sandstone canyon known as the "place broken by itself."

Abandoned city hidden from the world by tropical forest and isolation on the coast of Kenya.

A salty red wasteland in Tanzania is a breeding spot for endangered flamingos.

A salty cave excavated by elephants and the location of a deadly disease vector.

Museum dedicated to the art of cutting and polishing stones.

A giant bronze coil of feces is both a tribute to doggie defecation and a reminder to pick it up.

In one Chicago park, a trio of werewolves are waiting to devour their fallen brethren.

A 19th-century shrine covered with prosthetic body parts as votive offerings.

This New Orleans statue of a portly figure in a goofy hat pays homage to a classic of satirical literature.

An architect in Aspen used psychedelics as his muse while building this mushroom masterpiece.

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

The largest source of fossilized insects anywhere.