as ozana completed this speech, she described a large circle in the air before her with her fairy wand. immediately that space was filled with a silvery, cloud-like radiance that glowed and shimmered. then, while ozma and the rest watched, a scene appeared in the cloud of silver mist. dorothy and the wizard recognized it as the interior of the mimic cavern inside hollow mount illuso. far in the top of the cavern they saw a scarlet spider web, in the center of which squatted a huge crimson spider. while those in the throne room watched with fascinated interest, the spider, seeming to sense that it was being observed, scuttled with a sudden, crab-like motion to the outer edge of the web.