Visitors walk behind a work by British artist Damien Hirst titled "The Physical Impossibility of Death in the Mind of Someone Living" at the Kunsthaus in Bregenz February 17, 2007. The exhibition with works of Damien Hirst, Jeff Koons, Gerhard Merz and Marcel Duchamp opens today and runs until May 15, 2007. REUTERS/Miro Kuzmanovic (AUSTRIA)