Harry potter bus tour of london for two a 3 hour mini coach tour with a professional guide through london including various locations from the films including kings cross station which was used to film platform 9 gringotts bank and 12 grimmauld place after issue of the voucher the participant will usually have 9 months to book and redeem their voucher directly with the experience supplier restrictions may apply to certain products this item is despatched direct from the supplier