This monument is a stark reminder of the horrors of the Zanzibar slave trade.

The world's highest and most dangerous infinity pool lies at the precipice of Victoria Falls.

Museum mostly in name, and only a restaurant depending on the day, this place could only exist in Marfa.

Human ancestor’s 3.6 million year-old footprints.

This rare volcano spews the strangest and (literally) coolest lava in the world.

An exquisite and eclectic selection of African masks stands out within a massive woodcarving marketplace.

Drink and dine in a coral cave that's at least 120,000 years old.

These strange piles of magnetized volcanic ash travel across the desert about 50 feet per year.