Irish Vision Literature - The Legend of St. Patrick's Purgatory

i'm interested in the overall irish cultural footprint on western culture as such. How influential the legends around saint patrick's purgatory shaped what we consider to be purgatory in hell and what we understand it to be. In the eleventh century, apparently, a knight, an irish knight by the name of own descended into the cave in donegal, saint patrick’s hall,. And lots of descriptions of his experiences were written about - they're called irish vision literature. So its purgatory is both heaven and hell at once. It spread all over europe. Because this is like a block poster. Let's not view this as a vision of