Medieval-inspired hostel, grandiose stone walls, vaulted ceilings, stained glass windows, ornate wooden doors, intricate carvings, rustic brick arches, dramatic lighting, mysterious ambiance, ancient ruins, overgrown vegetation, mystical atmosphere, eerie silence, warm candlelight, rich wood tones, luxurious velvet fabrics, heavy ironwork, mystical symbols, grand entrance halls, winding staircases, cozy common rooms, secret passages.