Also last year archaeologists reported discovering a bunch of pyramids using infrared imagery: http://www.smartplanet.com/blog/thinking-tech/how-nasa-satellites

Also last year archaeologists reported discovering a bunch of pyramids using infrared imagery: http://www.smartplanet.com/blog/thinking-tech/how-nasa-satellites-unearthed-egypts-lost-pyramids/7282 http://www.smartplanet.com/blog/thinking-tech/how-nasa-satel...