Contortion artists perform during the Cirque du Soleil’s Kooza show in Madrid

Contortion artists perform during the Cirque du Soleil’s Kooza show in Madrid

Contortion artists perform during the Cirque du Soleil’s Kooza show in Madrid February 28, 2013. Picture taken February 28, 2013. REUTERS/Sergio Perez (SPAIN – Tags: ENTERTAINMENT SOCIETY)