Rugged concrete fa\u00e7ade, fortress-like architecture, angular lines, imposing scale, monumental staircases, brutalist columns, raw unfinished surfaces, industrial materials, urban cityscape, gloomy overcast sky, dramatic high-contrast lighting, strong geometric shapes, fortress-inspired design, cold institutional atmosphere, functional minimalism, exposed ductwork, metal grid ceilings, poured-in-place concrete walls, monumental public art installations, civic monumentality, grandiose entranceways.