This chart, from an atlas by an unknown chartmaker probably working in Venice, shows an awareness of most of the eastern and southern coastlines of the British Isles stemming from voyages of Venetian galleys to the area since 1300.
"The Liffer largens near its source and forms a lake in which there is an Island with a little Convent, near which there is a grotto narrow enough and full of spectres horrible to the view..."