1. The cave entrance to Eglwys Faen is situated about 460 m above O.D. It is but one of several caves believed to form part of a much larger underground system, (among the most extensive in Britain).1 This cave lies beneath the Craig y Ciliau.

2. No further comment made as a result of upland fieldwork in 1995. J. Winterburn John Winterburn Archaeological Services, Dec. 2005