Home» Monastic Sites» Monaghan» Killeevan Abbey Killeevan Abbey Monaghan Unknown Uncertain About This Site Supposed monastic site — order and period unknown; remains of ‘Abbey’ church — possibly legendary Other Sites in Monaghan Caldavnet Holy Well Located on a N-facing slope. A well, which is known locally as St Dympna’s Well or St Davnet’s Well, has… Learn More Camaghy,Tonaneeve Mass Rock Located in the valley of a rapid NW-SE stream, it is situated in Tonaneeve townland c. 5m from the E… Learn More Carrickmacross Monastery Early monastic site, founded before 845 Learn More Clochensis Friary Augustinian Friars Learn More