Noisy, vibrant and truly multicultural, London is a megalopolis of people, ideas and frenetic energy. The capital and largest city of both the United Kingdom and of England, it is also the largest city in Western Europe and the European Union. Even if you've enjoyed or experienced London before, you will find there is always something new to see and enjoy. London is famous for its West End theatre shows, plethora of shopping boutiques, lush green parks, historical attractions, and a spectacular skyline. The Thames River is one of the most iconic elements of the city, offering river tours and magnificent views of the city.