Why this matters
A local fairy fort (ringfort/rath); wider significance not recorded.
What is recorded here
The National Monuments Record of Wales records Afon Dulas as Enclosure from the Post Medieval; Medieval period. The saved point comes from the official national record. Inclusion does not by itself mean that the public may enter the place.
The historic-place record does not grant public access. Check current conditions and ownership before entering land or a building.