Colm Cille can't find an water holy enough on the island of Derry for the ceremony. Instead of walking the short distance to the shoreline, he looks around for an alternative source of water. He notices a rock which has potential. Colm Cille makes the sign of the cross and waits.
From the Myths and Legends of Colm Cille series.
Produced by CCEA in partnership with the Nerve Centre and Culture Company.