Ystafell Twm Sion Cati; Twm Sion Cati's Cave; Ystafell Twm Shon Catti; Twm Shon Catti's Cave

The National Monuments Record of Wales records Ystafell Twm Sion Cati; Twm Sion Cati's Cave; Ystafell Twm Shon Catti; Twm Shon Catti's Cave as Cave from the General; 19th Century period. The saved point comes from the official national record. Inclusion does not by itself mean that the public may enter the place.

This cave is associated with the legendary Welsh outlaw Twm Sion Cati and is traditionally said to have been used as a hideout during the 16th century. The cave's name and folklore reflect its historical role in local resistance narratives, though no archaeological evidence of occupation from that period has been widely documented.