Members of dance company 'Sasha Waltz & Guests' of Germany perform during a rehearsal of their show called 'Dido and Aeneas' at the Belem Cultural Centre in Lisbon March 1, 2007. Henry Purcell's opera of 1689 is choreographed by German Sasha Waltz in a show that mixes theatre, modern dance and classical music. REUTERS/Nacho Doce (PORTUGAL)