Thought to be the only herd of feral horses in Africa and one of the most isolated populations in the world.

This deceptively beautiful island was once home to a German concentration camp and known as "Death Island."

Bizarre living fossil only grows in a small chunk of the Namib Desert.

Road signs in Namibia mark the location of one of the five major circles of latitude.

A rare cluster of alien-like plants grows along a dusty highway.

Unexplained bald patches in the landscape grow and recede over time, as though they are somehow alive.

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

This "dead marsh" sits among the largest sand dunes in the world, a forest frozen in time.

Far from the shore, this sandy victim of the Skeleton Coast looks like it was plopped in the middle of the desert.

The remains of diamond fever taken over by the desert.

In Stone Town, Zanzibar, the city’s culture and history is told through its doors.

Freddie Mercury's childhood home is now a monument to the iconic Queen rockstar.

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

Made famous by 'Star Wars,' these troglodyte homes face an uncertain future.

The largest and best-preserved Roman amphitheater in Africa was designed to seat 35,000 people.

The original film set of Luke Skywalker's Tatooine home from the 'Star Wars' trilogy.

Despite the name, this unusual palace in rural Tunisia never belonged to an Italian dictator.

A 15th-century granary that played the role of futuristic slave quarters in the world of 'Star Wars.'

High rises built to house displaced military personnel and their families form a unique cylindrical shape.

The world’s largest work of glass art hides in this stunning Taiwanese subway station.

Housed in a Japanese colonial-era bank, this cafe pours next-level cold brew.

Mine shafts and hard pastries await visitors at this massive mountain of salt.

The most elaborate of 12 medieval arched doorways to the old city of Burgos.

A spectacular walk on the flank of a gorge.