Atlantic Ocean as the mid-19th century. During the Age of Discovery, the Atlantic was also known to English cartographers as the Great Western Ocean. The International Hydrographic Organization (IHO) defined the limits of the oceans and seas in 1953, but some of these definitions have been revised since then and some are not used by various authorities, institutions, and countries, see for example the CIA World Factbook. Correspondingly, the extent and number of oceans and seas varies. The Atlantic Ocean is bounded on the west by North and South America. It connects to the Arctic Ocean through the Denmark Strait, Greenland Sea,
Beaufort, Luxembourg castle and the chateau are owned by the Luxembourg state. Beaufort, Luxembourg Beaufort (, ) is a commune and town in eastern Luxembourg. It is part of the canton of Echternach, which is part of the district of Grevenmacher. In 2005, the town of Beaufort, which lies in the centre of the commune, had a population of 1,366. Other towns within the commune include Dillingen. The old castle, protected by a moat, was built in four periods. Based on a document of 1192, it is assumed that Walter of Wiltz and Beaufort was the first Lord of Beaufort. The oldest