Credit: Palaeodeserts Project (photo by Michael Petraglia)
The site of Khall Amayshan 4 in northern Saudi Arabia, where evidence of repeated visits by early humans over the last 400,000 years was found, associated with the remains of ancient lakes
Credit: Palaeodeserts Project (photo by Klint Janulis)
A storm arrives during archaeological excavation of the remains of ancient lake in northern Saudi Arabia, where ancient humans lived alongside animals such as hippos