35,308 Free Images of Sand

Biological technician Peter Nelson takes a wood core sample from a spruce tree, which will be mounted and sanded and analyzed for annual patterns of growth over its lifetime.
The ancient church of St Tanwg is situated in the sand dunes at Llandanwg, it is reputed to have been founded in the 5th century by St Tanwg and is one of the oldest Christian foundations in Britain.
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