background big building construction earthmover haul haulage isolation load semi site truck vehicle white work yellow crack cracked cracking cracks decorated decoration decorative display edge edges edging elements exterior external foundation foundational historic historic-building old ornamental ornamentation stone-work support brick brick wall brickwork brown clay earth masonry Mud orange plaster reddish wall clear cleared development empty fences foundation work foundations groundwork land level levelling levels property ready for building sand sand pads suburban urban vacant vacant block architecture berlin buildings business city cityscape germany glass house modern office offices shape shaped skyscraper street scenery tower triangle triangular window windows workplace blue design structure translucent angles appearances architectural city-views color colored colour coloured construction-work contemporary contrast contrasting crane danger distance distant distorted distortion distortions height heights high high-rise images light linear lines office-buildings perspectives rectangles rectangular reflections sky skyscrapers straight tall views workmen