The cairn fabric is now fashioned into a marker surmounting a well-defined base footprint. At least there is no idiot shelter here. Image credit: Robert Gladstone GLADMAN Oct 4, 2022
Miscellaneous Bryn Cosyn Cairn(s) GLADMAN May 13, 2023 According to Coflein, the base of this ‘marker cairn’ is indeed of prehistoric ancestry:“A more recent cairn, 2 metres by 2 metres, 1 metre high, built on top of earlier Bronze Age cairn” [J. J. Hall, Trysor, 8th February 2013]