Holy wells are among the most quietly persistent features of the Irish landscape, places where pre-Christian water veneration folded itself into Christian practice so seamlessly that it became difficult, over centuries, to say where one ended and the other began. They were typically associated with a local patron saint, visited on a specific feast day, and used for prayers, cures, and the leaving of offerings, rags or medals tied to a nearby bush, coins pressed into the ground at the water's edge. The well at An Carn belongs to this long tradition, though the details that would place it more precisely within that tradition, its patron, its pattern day, any folklore attached to the water itself, are not yet available in documented sources.