Dark mysterious atmosphere, grandiose chandeliers, ornate metal accents, gothic arches, vaulted ceilings, lavish furnishings, rich velvet fabrics, mysterious crypt-like spaces, eerie candlelight, dramatic shadows, luxurious metallic finishes, intricate ironwork, ancient stone walls, mystical stained glass windows, hauntingly beautiful frescoes, dimly lit corridors, solemn atmosphere, imposing wooden doors, heavy drapery, antique metal hardware, weathered copper details, rusty hinges, gothic-inspired patterns, mysterious alcoves, dark romantic ambiance.