Ashley Cooper / The Norber Erratics, glacial deposits of Silurian greywacke sandstone rock, perched on top of limestone, Austwick, Yorkshire Dales National Park, Yorkshire, UK. July, 2020.
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Ashley Cooper / The Norber Erratics, glacial deposits of Silurian greywacke sandstone rock, perched on top of limestone, Austwick, Yorkshire Dales National Park, Yorkshire, UK. July, 2020