Написать краткое описание big ben'а 5-6 предложений.

Big ben it is wonderful story bilding .Perhaps even small children know what a Big Ben is. Firstly, it’s the symbol of Great Britain and one of the most beautiful sights of London. Secondly, it’s the largest and the most famous clock in the world. Originally, Big Ben is a tower. It’s one of the highest towers of Westminster Palace. Officially, the clock has started its work on 31 May 1859. According to one of the theories the clock has been named Big Ben after Sir Benjamin Hall, who directed work on the casting of the bell. Another theory claims that it has been named after Benjamin Caunt, who was one of t