2014
NJ6128 : Fused Stones
taken 11 years ago, near to Aulton, Aberdeenshire, Scotland

Fused Stones
Vitrification , the fusing of stones due to exposure to intense heat. A key aspect to the Pictish iron Age forts of NE Scotland, this was once part of a wall to the original hill fort at Dunnideer which gave the hill its name.
