Hundreds of Roman Empire forts popped up in old spy satellite imagery depicting regions of Syria, Iraq and nearby "fertile crescent" territories of the eastern Mediterranean. And it involves lasers and spy satellites"These forts are similar in form to many Roman forts from elsewhere in Europe and North Africa. At bottom is a new survey in Antiquity in 2023, based on images from two declassified spy satellite programs. And the ground continues to change rapidly; many forts Poidebard spotted were no longer visible just a generation later, in the spy satellite images. That said, the archaeologists have found an additional 106 "fort-like features" in a subregion of the satellite study, in which future discoveries may lurk.