Lough Derg
From BiblePortal Wikipedia
Lough Derg [1]
An expansion of the waters of the Shannon, Ireland, 24 m. long, from 2 to 6 broad; also a small lake in the S. of Donegal, with small islands, one of which, Station Island, was, as the reputed entrance to St. Patrick's Purgatory, a place of pilgrimage to thousands at one time.
