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

The most important and best preserved remnant of West Africa's powerful Songhai Empire.

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

This park is home to around 500 bird species.

Uganda's smallest savannah park is home to over 350 species of birds and mammals.

A strangely forgotten claimant to the much contested title of "Source of the Nile."

Where the White Nile River dramatically cascades between Lake Kyoga and Lake Albert in Uganda.

Zambia's smallest national park is home to one of the world's largest annual mammal migrations.

A secluded natural oasis hidden deep along a rainforest trail.

A hollowed-out baobab that became the horrific final resting place of leprosy sufferers, with gruesome evidence to prove it.

The largest game reserve in Africa is home to thousands of species but refuses to house humans.

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

The world’s largest permanent desert lake is a UNESCO World Heritage Site.

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

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

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

This 7th-century monastery was sacked by Saladin.

It might not be the prettiest pyramid in Egypt, but it may be the muddiest.

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

Ancient Egyptian relief, claimed to depict an electrical light.

One of its engravings is believed to be among the first representations of medical and surgical instruments.

The largest known Ancient Egyptian obelisk.

Egyptian treasure trove of fossils documenting the whale's transition from land mammal to sea creature.

This ancient structure is widely thought to be the oldest intact pyramid in the world.