The Cube office building, next to the main railway station and beside the River Spree, completed in 2020, Berlin, Germany, Europe

berlin germany river spree completed 2020 architecture modern glazed exterior technology urban design commercial building office space waterfront innovative landmark contemporary glass facade cityscape infrastructure business district travel tourism city skyline riverside public transport metropolis environment sustainable design regional development construction landscape tourism attraction design architectural marvel reflection bankside urban area transportation hub outdoor sunlight amenities skyline view pedestrian access urban renewal berlin city business hub office complex art visual appeal