Man-made underground passage in Knockroe (tirerrill By., Aghanagh Ed)

In the E half of a cashel (SL040-114001-). A linear chamber (L 7.7m; Wth 1.4m; D 1m) is surrounded by stony sod-covered upcast. There is a large limestone slab close by to SE, which may have come from the Man-made underground passage. The above description is derived from the published 'Archaeological Inventory of County Sligo' compiled by Ursula Egan, Elizabeth Byrne, Mary Sleeman with Sheila Ronan and Connie Murphy (Dublin Stationery Office, 2005). Date of upload: 18 January 2008