The world's largest ship graveyard is the product of decades of corruption.

A geological bull's-eye visible from outer space.

Annual rush for a sacred desert lake's fish stock.

Ancient Manuscripts showcase the civilization of West Africans during the Middle Ages.

These homes carved into the mountains seem to defy the laws of nature.

The central mosque of this Mali town is entirely built from mud.

Giant disc-shaped gate took 20 men to close off this city in Madagascar.

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.

Early Islamic mosque with several strange conical domes.

Magnificent Roman ruins lie vulnerable to destruction on the edge of the Mediterranean.

A fortress-like granary that has been continually in use for more than nine centuries.

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.

The Kenyan town where the best distance runners in the world are trained.

Final resting place of one of Africa's most famous conservationists, murdered by bandits.

Strolling through these vintage locomotives offers a surprising amount of insight into the history of Kenya.

Kenya’s oldest town is more than 700 years old and home to 6,000 donkeys.

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

Life and death are on parade at the most reliably perilous site of “the Great Migration.”

Get tall with nature's lankiest beasts and their warthog friends at this Kenyan preserve.

A salty cave excavated by elephants and the location of a deadly disease vector.

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.