People have been talking about the current BBC documentary ‘Sacred Wonders’ which is roving the world to record the dramatic ways that people express their faith. All of the major faiths are included, with the emphasis not so much on the meaning of their faith, although that is not irrelevant, but rather on the scale of the event, the size of the crowds, the costly devotion of the worshippers, the drama and the spectacle. Whether it is a whole town in Mali getting together to replaster an anc...