Soloist Elena Mosuc (L) and tenor Giorgio Berruggi perform during a dress rehearsal of Giuseppe Verdi's opera "La Traviata" at the foothill of Masada, an ancient Jewish mountaintop fortress near the Dead Sea in southeast Israel June 10, 2014. The opera will be performed during the fourth annual Israeli Opera Festival from June 12 until June 17. The festival is Israel's largest cultural production, with a cast of 700 performers and musicians, and 50,000 people are expected to visit the show, according to the Israeli tourism ministry. Picture taken June 10, 2014. REUTERS/Amir Cohen (ISRAEL - Tags: ENTERTAINMENT)