Louis Sullivan architecture style, grand skyscraper, ornate terra cotta ornamentation, intricate floral patterns, vertical emphasis, steel frame structure, Chicago School influence, early 20th century, urban cityscape, cloudy sky with dramatic lighting, low-angle shot, detailed stone carvings, rustication at base, arched windows, ornate metalwork, Beaux-Arts inspiration, American Renaissance Revival style, monumental entrance, symmetrical façade, richly textured stonework.