All books about London usually starts with the same phrase: «The capital of Great Britain is London». Of course, it is true. This fact knows practically everybody. But there are also so many other interesting and marvellous information about London. For me London is a dream city, a city which I want to visit one day.Obviously, London is a great place to see. The first world underground was built in London. London subway is famous all over the world. I want to have a look on it. With the help of London subway you will have a chance to know London.