13. Century
Storm surge events on the North Sea
12/26/838First documented storm surge in the North Sea; Approximately 2,500 deaths in what is now the Netherlands. 2/17/1164First Julian flood: 20,000 dead; First collapse of the Jade Bay, major damage in the Elbe area. 1/16/1219First Marcellus flood: 36,000 dead:...
“The sea has covered the plain of Gwydneu”
A Welsh legend tells the story of the sunken land Gwydneu (also known as "Gwydno" and later Cantre'r Gwaelod, "antref Gwaelod", "Cantref y Gwaelod" and in English ": "The Lowland Hundred") off the coast of Wales, UK. It first appears in the Llyfr Du...