The holy well known as Toberglassan has apparently been eroded by the sea. Described by Ó Muirgheasa in 1936 as ‘There was a Tobar Glas Colmcille on Inis-bo-fiine, but its site has been eroded by the action of the sea, and the well has disappeared’ (Ó

Monument Type: Ritual site – holy well

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