Stock photography, photos: Douglas,Isle of Man,UK Stock photos of Conister Castle. St. Mary's Rock.Douglas,Isle of Man,United Kingdom. With Manx flag. Photograph: © Terry Why Click for a larger image and more information Keywords associated with this stock photo: Conister, Castle, St Marys Rock, Douglas, Isle of Man, Mann, Manx, flag, historical, building, architecture, tourist site, coast, coastal, sea, seaside, beach, shoreline, scenic, seascape, island