Someone's got to keep style-conscious gents dressed to the nines. Those partial to a distinctly European aesthetic can be found flocking to the Rue de Varenne. Fittingly for a label that's constantly redefining the boundaries of the avant-garde, the Balenciaga men's store -- a collaboration between creative director Nicolas Ghesquiere and artist Dominique Gonzalez-Foester -- conveys an almost scientific chic.