Modern office building, Pittsburgh PA, glass facade, steel structure, urban setting, daytime, cloudy sky, cityscape, busy street, cars passing by, pedestrians walking, professional attire, briefcase, laptop bag, male/female architect, 30s-40s, casual hair, glasses, smiling face, holding blueprints, standing in front of building, American flag on roof, concrete sidewalk, tree-lined street, soft natural light, shallow depth of field.