A dancer performs pole dance at Corrientes Avenue in Buenos Aires city, capital of Argentina, on Nov. 22, 2013. Dancers from Argentina, Peru, Brasil, Bolivia, Paraguay, Chile, Ecuador, Colombia and Venezuela will participated a pole dance contest in Buenos Aires. (Xinhua/Martin Zabala)

Dancers perform pole dance at Corrientes Avenue in Buenos Aires city, capital of Argentina, on Nov. 22, 2013. Dancers from Argentina, Peru, Brasil, Bolivia, Paraguay, Chile, Ecuador, Colombia and Venezuela will participated a pole dance contest in Buenos Aires. (Xinhua/Martin Zabala)

A dancer performs pole dance at Corrientes Avenue in Buenos Aires city, capital of Argentina, on Nov. 22, 2013. Dancers from Argentina, Peru, Brasil, Bolivia, Paraguay, Chile, Ecuador, Colombia and Venezuela will participated a pole dance contest in Buenos Aires. (Xinhua/Martin Zabala)

A dancer performs pole dance at Corrientes Avenue in Buenos Aires city, capital of Argentina, on Nov. 22, 2013. Dancers from Argentina, Peru, Brasil, Bolivia, Paraguay, Chile, Ecuador, Colombia and Venezuela will participated a pole dance contest in Buenos Aires. (Xinhua/Martin Zabala)

A dancer performs pole dance at Corrientes Avenue in Buenos Aires city, capital of Argentina, on Nov. 22, 2013. Dancers from Argentina, Peru, Brasil, Bolivia, Paraguay, Chile, Ecuador, Colombia and Venezuela will participated a pole dance contest in Buenos Aires. (Xinhua/Martin Zabala)

Dancers perform pole dance at Corrientes Avenue in Buenos Aires city, capital of Argentina, on Nov. 22, 2013. Dancers from Argentina, Peru, Brasil, Bolivia, Paraguay, Chile, Ecuador, Colombia and Venezuela will participated a pole dance contest in Buenos Aires. (Xinhua/Martin Zabala)

A dancer performs pole dance at Corrientes Avenue in Buenos Aires city, capital of Argentina, on Nov. 22, 2013. Dancers from Argentina, Peru, Brasil, Bolivia, Paraguay, Chile, Ecuador, Colombia and Venezuela will participated a pole dance contest in Buenos Aires. (Xinhua/Martin Zabala)

A dancer performs pole dance at Corrientes Avenue in Buenos Aires city, capital of Argentina, on Nov. 22, 2013. Dancers from Argentina, Peru, Brasil, Bolivia, Paraguay, Chile, Ecuador, Colombia and Venezuela will participated a pole dance contest in Buenos Aires. (Xinhua/Martin Zabala)