Drawing on 160 years of scholarship, this groundbreaking study explores the surprising connections between ancient Ireland and the Mediterranean world. Through evidence from archaeology, art, architecture, hymnody, and monastic traditions, it reveals striking parallels — from the intricate illuminations of the Book of Kells to echoes of Eastern liturgies in Irish worship. Combining insights from history, literature, and theology, this cross-disciplinary analysis offers a compelling reexamination of Ireland’s spiritual and cultural roots.