Denver Architecture Foundation, modern skyscraper, glass curtain wall, steel frame structure, sleek lines, urban cityscape, afternoon sunlight casting long shadows, blue sky with few white clouds, busy streets with people walking, trees lining the sidewalks, granite pavement, stairs leading to main entrance, bronze door handles, revolving doors, interior lobby with high ceiling, marble floor, minimalist decor, abstract art installations, panoramic view of Rocky Mountains in the distance, dramatic lighting, cinematic composition.