This underwater cave in Madagascar is home to what is thought to be the country's largest fossil graveyard.

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

Kenyan restaurant is a carnivore's paradise, serving exotic meats at its ultimate 'Beast of a Feast.'

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

The world’s largest digital waste dump has become a site where organized criminals hack into confidential government data.

Where thousands of slaves passed through the "Door of No Return."

The world's first and only natural nuclear reactor.

An otherworldly restaurant perched on the edge of a jagged cliff next to a medieval holy city.

The hottest place on the planet.

Supposedly this Ethiopian chapel holds the Ark of the Covenant, guarded by virgins who cannot leave the building.

The skeletal remains of the famous hominid "Lucy" were found at this spot.

A strange aquarium with stuffed fish, and almost no water for them to swim in.

An abandoned outdoor movie theater in the Sinai desert.

The deadliest diving spot in the world is also a stunning geological marvel.

A massive work of modern art that appears to be a crop circle in the middle of the desert.

An endless sea of white conical domes.

An ancient city exhumed from the depths of the ocean.

Built by a North Korean team this monument to African dictator Laurent Kabila has a suspiciously Kim Jong Il shaped body.

Rolling sand dunes of the Sahara... in the middle of the Atlantic Ocean.

Deadliest lake in the world suffocated over 1,746 people in one night.

The historic cave is both a symbol of superstition and black magic and inspired one of the early Christian converts in Botswana.

Local legend has it that the first humans were created in the pools here, leaving their footprints behind in the rock.

Scattered ruins and a tiny cemetery are all that remain of a failed attempt to colonize the inhospitable Desolate Islands.

The bodies of some early polar pioneers are still buried beneath the harsh snows of the Antarctic.