Stone
Forts

The earthen-mound homesteads of the Early Iron Age (c. 500 CE) evolved with time and increased resources into defensive stone rings, which themselves ultimately became complex multilevel forts, and then castles.

Loher

Stone Fort

The Grianán

of Aileach

Binder’s Cove

Souterrain

Dunbeg

Mooghaun

Hillfort

Minard

Castle

Rathgall Hillfort

Cahergal

Cairn

Thierna

Caherconree

Dún Aonghasa

Staigue Fort