Glacial erratics on the Great Orme headland in North Wales are evidence that the area was covered by a glacier during the last Ice Age.
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Photo credit: © Peter Martin Rhind / Alamy / Afripics
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Keywords: age, area, boulders, conservation, conwy, country, erratics, evidence, glacial, glacier, great, headland, heath, ice, interest, large, limestone, llandudno, national, nature, north, orme, park, reserve, scientific, site, special, trust, wales