Tullyglass Ringfort

Tullyglass, derived from Tulaigh Ghlais ("green hill"), sits in the civil parish of Aghnamullen in Cremorne Barony, east Monaghan. The ringfort itself, classified as a univallate earthwork monument, represents the homestead settlement pattern typical of early medieval Irish nobility and substantial farmers between the 5th and 10th centuries. Documentary sources place this region within Eoghanac...