On the western bank of the Nile River, the remains of ten ancient crocodiles are excavated. The mystery of why millions of unusual circles of grass can be found in the inhospitable Namib Desert might finally be solved.

Death Valley rocks seem to move across a dry lakebed. Archaeologists find jade stones in China. Ancient animal bones with evidence of trauma are found in New Mexico.

On Egypt’s Red Sea coast, a major archaeological discovery might be connected to the building of the Great Pyramid in Giza. Ancient life-sized sculptures depicting camels are found carved into a huge rock face in Saudi Arabia.

The remains of a Portuguese ship that disappeared on its way to India in 1533 may have been found in the Namibian desert. A crashed World War II plane is discovered in the Egyptian Sahara and the fate of the pilot is investigated.

Ancient human remains believed to belong to a great hunter are discovered in the Peruvian highlands. A huge collection of human and animal bones is discovered in a cave in Saudi Arabia.

In Chile�s Atacama Desert, a mysterious six-inch skeleton sparks debate over alien origins. Deep in the Gobi Desert, ruins of Khara-Khoto reveal a vanished Silk Road civilization. In Peru, mass child sacrifices expose chilling rituals of the Chimu.

An ancient cemetery in Egypt yields over a million naturally preserved burials. In France, a horseshoe-shaped monument reveals links to ancient weaponry and ritual. The Indus Valley Civilisation�s rise and fall continues to puzzle historians.

A huge geoglyph in the Australian outback is investigated. In Chile�s Atacama Desert, the mummified remains of ancient people are unearthed. A newly found tomb in Egypt leads to a surprising discovery. Strange animal bones are found in the desert.