Expires 4 months after purchase. Limit 1 per 1 or 2 people, may buy 1 additional as gift. Booking required at least 7 days in advance, please call 02085267755. Present printed Groupon on arrival. 72 -hour cancellation policy. Under 18 must be accompanied by an adult. Not suitable for people with walking problems. Suitable for wheelchair users. Tour spaces are subject to availability. Tour may not be suitable for customers with food allergies. Merchants is not able to confirm there are no nuts in the chocolates customers can taste, therefore merchant cannot be held responsible. The tour guide will ask the group about food allergies before the tour starts. Please dress appropriately for the weather and wear comfortable walking shoes. Meeting point: Green Park exit next to the Ritz Hotel. Valid Sun 12.30pm-2.30pm. Valid only for option purchased.