If you're expecting a festival about opera to be boring, you've obviously never heard of Austria’s Bregenz Festival. Forget all the preconceptions you had because opera has never been so entertaining when it's performed on the Lake Stage in a high energy, colourful show for the masses. The first thing that strikes you about the main performance at the Bregenz Festival is the setting. On the edge of Lake Constance, an enormous stage has been constructed surrounded by water. This time...