Berlin is where it happens. Berlin is in motion, in constant change. 20 years after the reunification, the German capital enjoys more popularity than ever before. "There is no shortage of contradictions when it comes to this city", as the New York Times put it: rich in history and future-oriented, chic and subversive, dynamic and relaxed - these are some of the the antipodes that make Berlin so unique. Thomas Kierok's photographs capture these contrasts...