Hamburger Railway Station, Museum of Contemporary Art, exhibition Tomas Saraceno Cloud Cities, 15 September 2011 till 19 February 2012, Berlin, Germany

wall walking people city capital city caucasian appearance young couple net casual clothing berlin heterosexual couple nature holding hands transparent exhibition culture large group of people wrought ironwork travel net water visiting arch interior design european ethnicity visiting tourist bubbles berlin center future indoors glass ceiling city art hall structure family standing germany person culture sports architecture europe sports futuristic human body balance tourists museum island leisure activity urban scene looking bubble rope couples museum for contemporary art prussian cultural heritage hamburger railway station museum of contemporary art tomas saraceno cloud cities september 2011 february 2012 gravitation