Penn National Gaming operates this Old West-themed casino with 1,400 machines and a variety of table games. Billed as "Biloxi's Back Bay Bonanza," Boomtown offers some of the best baked goods around at its Boomtown Bakery, and the Boomtown Buffet is considered one of the area's best. Daily 24 hours. 676 Bayview Ave., Back Bay, Biloxi. Phone 228-435-7000. Toll-free 800-627-0777. http://www.boomtownbiloxi.com.