Archaeologists using laser-sensing technology have detected what may be an ancient Mayan city cloaked by jungle in southern Mexico, authorities said Wednesday.
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[Copyright: DiegoTheWolf]
The lost city, dubbed Valeriana by researchers after the name of a nearby lagoon, may have been as densely settled as the better-known pre-Hispanic metropolis of Calakmul, in the south part of the Yucatan peninsula.