Home» Monastic Sites» Sligo» Ogulla Monastery Ogulla Monastery Sligo Early Irish Early Christian Ruins About This Site Early monastic site Historical Information Alternative Names: Oghdeala Other Sites in Sligo Abbeyville Or Ardlaherty Holy Well In pasture, at the base of a gradual NW-facing slope. A spring well appears to be located within an area… Learn More Achonry Holy Well In wet pasture, in the S corner of a field and c. 100m SE of Achonry cathedral (SL032-188002-) and graveyard… Learn More Adamnan’s Well Situated at a bedrock outcrop, at the N verge of a modern roadway. A pool (max. dim. c. 4m), defined… Learn More Aghanagh Holy Well Mentioned in 1836 as ‘Tober Maine’ and associated with St Maine, who is said to have built the nearby monastery… Learn More