To celebrate the Thorntons Centenary, 100 lucky people will join in an exclusive behind the scenes tour of the Thorntons chocolate factory in Derbyshire!
Keys have been hidden randomly in 100 Chocolate Blocks.
Next time an order is placed at Thorntons.co.uk and a Chocolate Block is purchased customers could be included in this once in a lifetime VIP tour!
See Thorntons.co.uk for details, terms, dates etc.