Couples dance during a Sunday milonga session at the Tango de Soie club in Lyon April 27, 2014. The Argentine tango is part of a re-newed interest for ballroom dancing that France has experienced over the last few years. In Lyon, the tango has invaded dance floors where Tango enthusiasts meet at cafes or open-air milonga sessions to learn and practice the dance. Picture taken April 27, 2014. REUTERS/Robert Pratta (FRANCE - Tags: SOCIETY)