Rugged concrete structures, brutalist aesthetic, angular forms, fortress-like walls, imposing pillars, rough-hewn stone accents, weathered steel beams, cantilevered walkways, industrial-style railings, functional pipe infrastructure, exposed ductwork, poured concrete floors, geometric patterned tiles, natural light filtering, dramatic shadows, high-contrast lighting, 1/2 composition, low-angle photography, realistic textures, ambient occlusion.