Poema Valseado by Astor Piazzolla, performed by Mandrágora Tango

Poema Valseado finishes off "an interpretation of an idealized evening of tango dancing" with "an almost erotic interplay of sound and motion".
http://www.mandragoratango.com/music/2009/06/18/20%20Poema%20Valseado%20-%20Tanda%20de%20_Maria.mp3