Horseshoe St. Louis is a downtown casino hotel located at 999 N 2nd St beneath the Gateway Arch, operated by Caesars Entertainment. The 75,000-square-foot gaming floor features approximately 1,100 slot machines, 33 table games, and a 10-table poker room. Guests enjoy five dining venues, a sports bar, 453-seat theater with live shows, spa services, and accommodations through both Hôtel Lumière and the Four Seasons Hotel St. Louis.