Missing Fireplace

第 1 季，第 3 集: At Wilton Castle, the original 13th Century chimney capstone is finally returned to its rightful place on top of the guard tower. In Worcester, John Beavan's digging for geo-thermal heating and he's turned to the ancient art of dowsing for guidance. And in Surrey, Marianne is doing some detective work to solve the mystery of the missing fireplace.