https://haroldstreet.org.uk/waypoints/download/?hillnumber=2085&/Erw+y+Ddafad-ddu
Erw y Ddafad-ddu Details + GPS Waypoint (#2085)
Download or bag Erw y Ddafad-ddu (#2085) Hill Details + GPS Waypoints: An FBM consists of an underground chamber topped with a short granite pillar. They are
erwddudetailsgpswaypoint