Meibion Arthur
(Arthur's
Sons), Preseli Mountains
These are two
standing stones that stand in a valley in the Preseli Mountains near Cwm Garw
Farm. Believed to mark the spot where Arthur's sons were killed by the boar
"Twrch Trwyth", the stones approx 8.5 ft in height and spaced approx.
9ft apart. Aligned in an east -
west alignment, the stones point to the equinox sunrise.