1) Island of County Dublin 
Rockabill ({irish place name|Carraig Dábhiolla, Cloch Dábhiolla|Two-bill Rock}) is a group of two islands, `The Rock` and `The Bill`, lying in the western Irish Sea about 6 kilometres east-north-east of Skerries, County Dublin, Ireland. An alternative Irish name, Carraig Dhá Bheola, meaning Two Lips Rock, is probably just a corruption of Ca...