A haunting collection of the vanished and disappearing natural world.

Designed as a labyrinth, this subterranean prison was crafted without bars or doors.

Watch butterflies take flight before you fly.

Scrap material from around Eritrea finds a new life at this outdoor market, where upcycling is a lifestyle.

One of the most spectacular canyons in the world.

The oldest monument in Marrakesh and the city's only surviving example of Almoravid architecture.

Morocco’s modern capital was once a haven for Barbary pirates, who went so far as to establish a republic of their own.

The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

A wunderkammer of mysterious objects and stories.

Berlin's old airport.

Where once there was a train station bathroom, there is now this German burger joint.

This futuristic German spa allows visitors to float in a pool of salt water while zoning out to underwater techno.

From Iggy Pop to David Bowie to Nick Cave, this regal music studio has served some of the all time greats.

The bunker where Hitler took his own life is hidden under this deliberately ordinary parking lot.

A surreal museum of extraordinary industrial objects.

A museum on the history of Paris, including a set of Napoleon's toiletries, Proust's room, and relics of the Revolution.

A counter-culture bookstore like no other hides in plain sight in the streets of Paris.

"In the Dark" Restaurant in Paris offers dinner in complete darkness.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

One of the tallest waterfalls in Africa is also home to a population of monkeys who enjoy the waters and the occasional guest.

A Buddhist shrine in a cave protected by macaques next to dark passages lined with creepy paintings.

Self-mummified monk who wears sunglasses and has become a gecko hatchery.

This serene bamboo walkway allows Buddhist monks from remote temples access to the nearby village.

Bizarre dirt trail winds a narrow path above the tree line.