The United Kingdom of Great Britain and Northern Ireland is situated on two large islands called the British Isles. The larger island is Great Britain, which consists of three parts: England, Scotland and Wales. The smaller island is Ireland and there are about five thousand small islands. The country’s shores are washed by the Atlantic Ocean, the North Sea and the Irish Sea. The English Channel separates Great Britain from the continent. The total area of the U.K. is 244.000 square kilometers with a population of 56 million. It is one of the most populated countries in the world. The average density of population is very high: about 220 people per square kilometer. The greater part of the population is urban. About 80 percent of people live in numerous towns and cities. More then seven million people live in London area. Very often the inhabitants of The United Kingdom and Northern Ireland are called English. The surface of the British Isles varies greatly. There are many mountains in Scotland, Wales and northwest of England but they are not very high. Ben Nevis in Scotland is the highest mountain. The northern part of Scotland is mountainous and is called the Highlands.