The Great Bell's strikes were heard for the first time on 11 July and the quarter bells first chimed on 7 September. All visits to Big Ben and the Elizabeth Tower. Big Ben is metres tall (7 feet six inches) and metres wide (9 feet). How big each number is in comparison to everyday object like car, double decker. Big Ben Pizza, London: See 21 unbiased reviews of Big Ben Pizza, rated 4 of 5 on TripAdvisor and ranked # of restaurants in London.