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

Fabulous formations, weird and wonderful wildlife.

This picturesque island graveyard is the final resting place of dozens of notorious pirates.

The centuries-old trees lining both sides of this dirt road may become Madagascar's first natural monument.

A beautiful oasis town dating back to the Roman period still serves as reprieve from the brutal summer sun in Libya.

Landscape of bizarrely shaped desert mountains and innumerable rock carvings.

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

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

Located in Nairobi National Park, this animal orphanage is the oldest of its kind in Kenya.

Just outside of Nairobi lies a large estate surrounded by endangered Rothschild giraffes, who have been fed from the window by Mick Jagger and Walter Cronkite.

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

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

At Ghana's largest wildlife refuge you feel like you're right in the animals' backyard.

Topless shrine of northern Ghana.

The souls of the dead have made these Ghanese crocodiles shockingly docile.

This grounded passenger jet is now a restaurant, complete with rows of seats and “flight attendant” servers.

This series of rope-style bridges brings visitors into a jungle layer that is usually reserved for birds and monkeys.

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.

Some believe that this ancient mural depicts technology far ahead of its time, but in reality it's nothing quite out of place.

Ancient Egyptian relief, claimed to depict an electrical light.

Known as the Sistine Chapel of Egypt, this tomb houses some of the most well-preserved paintings in Egypt.

An alien landscape of chalk-rock in the Egyptian desert.

An endless sea of white conical domes.