London is the capital of the United Kingdom, a major tourist destination for visitors from around the globe and one of the world's most important financial centres.Home to the British monarchy and nearly 8 million Londoners, London embraces a long and varied history whilst being on the cutting edge of modern culture.ast Ham, Barking, Upton Park and Beckton are multicultural residential areas in London's East End, part of the London Borough of Newham. Leyton, which is located within Waltham Forest and Hackney Borough's, is bounded by Upper Clapton, Hackney Marshes and Temple Mills.