Dark, mysterious cathedral, industrial metal accents, Gothic arches, stained glass windows, ornate stone carvings, worn brick walls, distressed wooden pews, eerie candlelight, foggy atmosphere, abandoned factory machinery, rusted gears, chains, pulleys, old manufacturing equipment, steam punk-inspired details, intricate clockwork mechanisms, vintage scientific instruments, mysterious laboratories, dimly lit corridors, cold concrete floors, industrial-style lighting fixtures, heavy metal doors, imposing stone statues.