Members of the so-called "Bohemian Club" Include Former Presidents Eisenhower, Nixon and Reagan. The Bush Family Maintains a Strong Involvement. Each Year at Bohemian Grove, Members of This All-Male "Club" Don Red, Black and Silver Robes and Conduct an Occult Ritual Wherein They Worship a Giant Stone Owl, Sacrificing a Human Being in Effigy to What They Call the "Great Owl of Bohemia."