The london bridge and london tombs experience 2 adults and 2 children treat the family to a day full of frights and horrible histories this visit to the london bridge and tombs experience has everything you didnt know you needed to knowabout the worlds most famous and haunted bridge guardian angels are on hand for the youngsters who are a little more timid and need to be guarded from anything too frightful after issue of the voucher the participant will usually have 9 months to book a