If you are looking for something to do during the summer holidays and find yourself in the south of England, take a trip out to Down House, the home of the English naturalist Charles Darwin and his family. Although difficult to reach – and I certainly would not want to meet a tractor bowling towards me along one of those twisty roads in the summer – the house is well worth a visit. The English Heritage Society has done a fine job in recreating the house to look as it did when