LONDON, ENGLAND - FEBRUARY 13: A woman looks at a piece of work entitled 'Fountain' by Marcel Duchamp during a press preview of 'The Bride and the Bachelors' exhibition at the Barbican Art Gallery on February 13, 2013 in London, England. The piece makes up a selection of works by artists and choreographers including Marcel Duchamp, Merce Cunningham, John Cage, Robert Rauschenberg and Jasper Johns, and runs at the Barbican Art Gallery until June 9, 2013. (Photo by Dan Kitwood/Getty Images)
