When the music crackles on, flick your legs as you move with your partner in a steamy embrace. Learn the unique rhythms and pauses of 'milonga,' a type of tango, in Confiter'a La Ideal, one of Buenos Aires' most celebrated tango salons. With the help of a guide, learn the history of the passionate dance at Museo Mundial de Tango. End the tour on a sweet note with dessert at the city's oldest caf', brimming with Old World elegance, once frequented by the likes of Carlos Gardel and Jorge Lu's Borges.