Tour duration: Up to 90 mins. Come and discover more about the Charterhouse with a behind the scenes tour led by one of the resident Brothers. These tours are given from the perspective of each individual Brother and therefore no two tours are the same. They provide an in-depth look at the long history of the site and the lifestyle of the Brothers through the centuries and are a unique opportunity to learn more about the nuances of this fascinating historical gem hidden in the heart of London.