Dungeon, fantasy, medieval, epic, sprawling, ruined castle, crumbling walls, overgrown with vines, torches lit, misty atmosphere, eerie fog, mysterious ambiance, cobblestone floor, stone pedestals, ancient artifacts, magical runes, spellbooks, treasure chests, ornate doors, grand halls, high ceilings, stained glass windows, grand staircase, eerie corridors, secret rooms, hidden passages, mysterious laboratories, alchemy equipment, bubbling flasks, steaming pipes, ominous sounds, flickering torches, dramatic lighting, heroic composition, cinematic mood.