Video: The Geology of Ogof Ffynnon Ddu
July 26, 2015 / Wales, United Kingdom, Europe
Learn about the geological features of Wales’ Ogof Ffynnon Ddu National Nature Reserve with Dr. Keith Ball, a retired British Geological Survey geologist and life-long speleologist.
The first of four instruction videos on the subject, the film, produced by Antonia and Andy Freem, introduces the main features and rock types.
[via YouTube]
Comments (1)
Well done my good man!
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