Foulness Island level, which was above the danger level for this part of the Essex coast. This level in itself was not a danger to the island, as the sea walls had been raised and strengthened between 1951 and 1952 by the War Office, and were above mean sea level. However, the high water was accompanied by strong winds, creating large waves, which broke over the top of the defences, washing away the earth banks on the inland side of the walls. Two sections of the wall breached, from Rugwood Head to Asplin's Head on the eastern side of the island, and
County Cork of mainland Ireland. There are many islands off the coast of the county, in particular, off West Cork. Carbery's Hundred Isles are the islands around Long Island Bay and Roaringwater Bay. Fastnet Rock lies in the Atlantic Ocean 11.3 km south of mainland Ireland, making it the most southerly point of Ireland. Many notable islands lie off Cork, including Bere, Great, Sherkin, and Cape Clear. Cork has 1,094 km of coastline, the second-longest coastline of any county after Mayo, which has 1,168 km. Like many parts of Munster, Cork has fertile agricultural land and many bog and peatlands. Cork has