Wikimedi'Òc

Boulder Clay Cliffs - geograph.org.uk - 250110.jpg - GeographBot

Chaotic jumble of rocks and gravel - geograph.org.uk - 506349.jpg - GeographBot

A headland of old red sandstone overlaid by glacial till - geograph.org.uk - 758610.jpg - GeographBot

Rocky bed of the Nant y Gwair - geograph.org.uk - 892841.jpg - GeographBot