Dark mysterious atmosphere, grandiose high ceilings, ornate stone carvings, stained glass windows, luxurious velvet drapes, intricate ironwork, mystical lanterns, dramatic chandeliers, rich jewel-toned accents, crimson reds, midnight blues, emerald greens, golden yellows, mysterious foggy lighting, cinematic shadows, eerie silence, abandoned corridors, secret chambers, mystical ancient artifacts, old wooden shelves, dusty tomes, forgotten relics.