5013056
9780938190790
In 1976, NASA sent four Viking spacecraft to Mars to photograph the planet and test for the presence of life. One of the orbiters photographed a mile-long mesa that uncannily resembled a human face. Hoagland takes readers step by step through the NASA images and evidence that a former civilization may have lived on Mars. Photos, maps, and charts.Hoagland, Richard C. is the author of 'The Monuments of Mars: A City on the Edge of Forever' with ISBN 9780938190790 and ISBN 0938190792.
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