Al Wusta (1 of 2) (image) Max Planck Institute for the Science of Human History Share Print E-Mail Caption General view of the excavations at the Al Wusta site, Saudi Arabia. The ancient lake bed (in white) is surrounded by sand dunes of the Nefud Desert. Credit Michael Petraglia Usage Restrictions With appropriate credit. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.