
From the north.
Image credit: A. Brookes (10.8.2011)
From the north.
From the Welshpool & Llanfair Light Railway to the west.
Aerial photo of the site.
Description from Coflein:
A sub-rectangular enclosure, about 165m east-west by 124m, upon the summit of Pen-y-Foel; defined by a bank and ditch above steep slopes on the north and east, on the west is a further rampart and ditch, about 48m from the inner line.