Freemasonry today is a worldwide phenomenon that accepts membership from a diverse ethnic and religious range of backgrounds. Entry to Freemasonry requires a belief in a Supreme Being although it insists it does not constitute a religion in itself. The rituals and practices of Freemasonry have been viewed as variously obscure, pointless, baffling, sinister and frightening. Giles Morgan examines its historical significance (George Washington and Benjamin Franklin were both Masons) and its position and role in contemporary society.