Grand, historic, center square architecture, Philadelphia City Hall building design, 12th Street, 18th century, Arch Street, Philadelphia PA, 19107-2816 zip code, sunny day, blue sky with white clouds, American flag waving on top, intricate stone carvings, ornate clock tower, grand staircase, neoclassical style, monumental columns, symmetrical facade, vibrant street life, people walking, cars passing by, autumn trees with yellow leaves, urban landscape, wide-angle shot, low-angle view, dramatic lighting, high contrast, cinematic composition.