One of the most famous treasures to have come out of the ground in Scotland is a hoard of ivory chessmen and other gaming pieces found in the Isle of Lewis. the humorous and intricately designed pieces are now divided between national Museums Scotland and the British Museum. Experts all agree that they are medieval and of Scandinavian origin. They are remarkably fine pieces of craftsmanship and have fascinated all who see them. This account provides an overview of the hoard, the circumstances surrounding its discovery, and the traditions that have grown up around it. The authors also incorporate results from their own recent research which focuses on how, where and when the chessmen were made. Their examination demonstrates how the work of different craftsmen can be recognised, and the answer to the question of who might have owned them is also considered. The result is a celebration of a famous discovery, complete with images of all 93 pieces.