Home » Monastic Sites » Roscommon » Annaghloy Abbey Annaghloy Abbey 📍 Roscommon ⛪ Unknown 🏛️ Ruins About This Site ‘Abbey’, unknown foundation, order or period; Lough Arrow ‘Abbey’, unknown foundation, order or period; Lough Arrow Other Sites in Roscommon Caille-au-inde Monastery Early monastic site, founded by St Fintan, son of Aid; possibly located in County Sligo, also suggested to be Cally, Perthshire Learn More Enachard Monastery Early monastic site, nuns; purportedly transferred to Clogher Learn More Monaster-Cheathramh-nTeampuill Monastery Early monastic site Learn More Achonry Monastery Early monastic site, founded 7th century by St Finnian of Clonard; diocesan cathedral 1152 Learn More