The official name of the country is the United Kingdom of the Great Britain and the Northern Ireland. The country is situated in the British Isles. The two main islands are the Great Britain (in which are England, Wales and Scotland) and Ireland. The United Kingdom is not far from Europe. The UK is washed by the Atlantic Ocean in the east and by the North Sea in the west. The highest mountains are in Scotland and Wales: Ben Nevis and Snowdon. The longest rivers are Severn and River Thames.The UK is one of the world`s smallest countries ( it is half the size of France or Spain).The largest cities of France or Spain). The largest cities of the Great Britain are London, Birmingham and Glasgow.