The Institute was huge, a vast cavernous space that looked less like it had been designed according to a floor plan and more like it had been naturally hollowed out of rock by the passage of water and years. Through half-open doors Clary glimpsed countless identical small rooms, each with a stripped bed, a nightstand, and a large wooden wardrobe standing open. Pale arches of stone held up the high ceilings, many of the arches intricately carved with small figures. She noticed certain repeating motifs: angels and swords, suns and roses.