For millions of visitors the world over, London is represented by a single iconic building: Big Ben. Probably the most recognisable clock in the world, Big Ben in London has been ticking 16 stories above the street since May 1859 and boasts the largest four-faced chiming clock in the entire world! But perhaps it would surprise you to hear that although we all know Big Ben – this massive clock tower is actually officially named something completely different! Read on for some fascinating facts about this most beloved of London’s landmarks and learn how some of you can tour Big Ben.