May 31, 2017 | Craig Buddy | Leave a comment This is the picture I mentioned on Episode 15 showing Cornet Castle, a large island castle in Guernsey, and former tidal island, also known as Cornet Rock or Castle Rock, its importance was as a guardian not only of the Island, but of the roadstead. Here’s the link to The University of Rochester website discussing Eustache the monk’s life and times. http://d.lib.rochester.edu/teams/text/eustache-the-monk-introduction