urban geometries and shadows. low angle view from willy brandt square in barcelona, spain

and architect architectural architecture asphalt backgrounds barcelona black building built center city cityscape cladding close contemporary contrast convention curve day design destinations district downtown environment europe exterior facade feature forum futuristic geometry grayscale hole holey horizontal light line metal minimal modern monochrome natural office outdoors panels pattern people perforated phenomenon renewal repeating residential shadow shape sky skyline skyscraper spain square street streetlamp structure style the tourism town travel urban wall white window