A preview of the Atrium experience for "The Wizard of Oz at Sphere" in Las Vegas. Ethan Miller/Getty Images Share on Facebook Share on X Share to Flipboard Send an Email Show additional share options Share on LinkedIn Share on Pinterest Share on Reddit Share on Tumblr Share on Whats App Print the Article Post a Comment "This is the moment that we've been waiting for. We're finally off to see the Wizard," James Dolan told the crowd at Las Vegas' Sphere on Thursday night as the venue debuted its immersive Wizard of Oz experience. Dolan, the executive chairman and CEO of Sphere Entertainment Co.