'Ciudad Blanca' found? Scientists share images of lost city in Honduras

A high-tech team of scientists and filmmakers shared pictures of what appears to have been a centuries-old civilization in Honduras, one year after they used laser-mapping technology to identify traces of structures in the thick jungle.The square-shaped and rounded structures, seen in computerized elevation maps of a rugged rain forest, may have been the last vestiges of pyramids, palaces and hous...