Interpretations of Bosch's paintings have been varied and extreme: heresy, alchemy, drugs, witchcraft and, the most popular, that he was a member of a secret sect which practised orgies. Nicholas Baum , who has been fascinated by these haunting paintings for many years, began his investigation in the belief that we would never know their full meaning. After a journey which took him to Holland, Spain. and Portugal, he is... see more