Intricate Art Nouveau museum, ornate facades, flowing organic lines, sinuous curves, stained glass ceilings, grand chandeliers, polished marble floors, intricate mosaics, ornamental metalwork, velvet drapes, lavish furnishings, gilded accents, soft warm lighting, shallow depth of field, 1/2 composition, realistic textures, ambient occlusion, quiet afternoon atmosphere, subtle color palette, elegant display cases, rare artifacts, interactive exhibits, educational signage.