Example image of eyePlorer eyePlorer map for 'Grote Mandrenke': 1362 Atlantic Ocean Duchy of Schleswig England European windstorm Gale Germany January 16 Low Saxon Netherlands Pope Marcellus I Friesland Groningen (province) North Frisia North Sea Rungholt Storm surge Strand (island) Europe Little Ice Age Weather Zuiderzee Burchardi flood October 11 List of lost settlements in Hertfordshire Husum Nordfriesland 1360s in England Büsum Föhr Sylt Norderney Floods in the Netherlands Geography of Germany Lost city