Laser-Scanning Hundreds of Artificial Caves Beneath Nottingham

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There are more than 450 artificial caves excavated from sandstone beneath the streets and buildings of Nottingham, England—including, legendarily, the old dungeon that once held Robin Hood. Not all of these caves are known even today, let alone mapped or studied. Read more…        

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Laser-Scanning Hundreds of Artificial Caves Beneath Nottingham

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