Ethiopia's "smoking mountain" is in one of the hottest regions on the planet and is home to two lava lakes.

The ruins of this mining boom town stand like skeletal reminders of the settlement's dark history.

The tallest residential building in Africa is an unsettling Brutalist monolith.

Over a million items cram the shelves at Africa's largest shop of used and rare books.

Swarms of butterflies cannot compare to the awe inspired by the publicly-funded nakedness once displayed in this sunken garden.

One man's personal collection of more than 2,000 creepy-crawlies from around the world.

Non-profit time travel mart sells goods you would need for a trip through the fourth dimension.

A jaw-dropping "megalibrary" that turns book-browsing into a geometric adventure.

Superstitious? Discover the witchy side of Mexico through its largest esoteric market.

An island filled with hundreds of hanging, decomposing, decapitated dolls.

A jewel of the Mexico city skyline now slowly crumbles after surviving an earthquake.