The Thimble Stones are Millstone Grit boulders near the summit of Ilkley Moor, West Yorkshire, UK.

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Photo credit: © ASHLEY COOPER/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
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Keywords: -, bedding, boulder, erosion, folded, folding, geology, grit, heather, ilkley, kingdom, millstone, moor, moorland, peat, plane, rock, sedimentary, stone, stones, thimble, uk, united, weathering, yorkshire