Big Ben is a nickname given to the Great Bell of the clock tower located at the Palace of Westminster in London. However, there are several other synonyms for this iconic landmark. One of the most common is the Clock Tower, which is the structure that houses the Great Bell. It is also sometimes referred to as the Great Clock, as it is one of the largest and most accurate clocks in the world. Another synonymous name is the Elizabeth Tower, which was renamed in honor of Queen Elizabeth II's Diamond Jubilee in 2012. Whatever you call it, Big Ben is a symbol of London and a must-visit destination for any tourist.