Tower of london the tower of london has been an integral part of british royal history for nearly 1 000 years and is classified as a world heritage site only at the tower can you marvel at the breathtaking crown jewels stand on the execution site of three english queens and hear the myths legends that make the visit to the tower a day to die for original london sightseeing bus tour get even bigger savings with our 48 hour ticketupgrade your original tour ticket and get a second d