The Gallarus Oratory is located on the very western tip of the Dingle peninsula. The exact date of the church at Gallarus is unknown, although Peter Harbison has suggested that it may date from the 11th/12th centuries AD, based on a number of architectural features (Harbison 1970).
The Gallarus Oratory
Photo by David Beard
Harbison, P. 1970 ‘How Old is Gallarus Oratory? A Reappraisal of Its Role in Early Irish Architecture ‘, in Medieval Archeology, N. 14, 1970, p. 34-37