Thanks to Brian Donovan for this link.
More than 1,000 tombs and 3,000 ancient settlements were also revealed by looking at infra-red images which show up underground buildings.
Initial excavations have already confirmed some of the findings including of two suspected pyramids.
"To excavate a pyramid is the dream of every archaeologist," says Dr Sarah Parcak.
She has pioneered the work in space archaeology at the University of Alabama in Birmingham, and says she was amazed at how much she and her team have found.