A visitor looks at the photo sequence "Spuren der Macht" (Traces of Power) by German photographer Herlinde Koelbl during a press conference of her new exhibition "Herlinde Koelbl. Fotografien 1976�2009" on July 16, 2009 in Berlin. The exhibition, mainly featuring portraits, is on show at the Martin-Gropius-Bau from July 17 to November 1, 2009. AFP PHOTO KAVEH ROSTAMKHANI (Photo credit should read KAVEH ROSTAMKHANI/AFP via Getty Images)