The United Kingdom of G.B. and Northern Irelands is situated on the British Isles/ The British Isles consists of two large islands, G.B. and Ireland, and about five thousand small islands. Their total area is over 244,000 square kilometers.The UK is made up of four countries: England, Wales, Scotland and Northern Ireland. GB consists of England, Scotland and Wales and doesn't include Northern Ireland. The capital of the UK is London.