3 - Prehistoric Monuments
Carneddau Hengwm South Cairn - Portal.
The "Ceremonial Portal" is to the east of the Parliamentary Boundary Wall.
Three large uprights and a fallen slab (which may have been a capstone) survive of this Portal.
This may have been the original Tomb - a Portal Dolmen ,
later added to by a long cairn with lateral chambers.
Ref: NW 473
Date: 14/01/2022
Location: SH 6134 2052
