It was founded by Minnesota businessman Ralph Engelstad. IP Casino Resort Spa is Biloxi's premier one-stop resort destination. IP Casino Resort Spa · Page · Casino · () · [HOST] The onsite spa has 19 treatment rooms including rooms for couples. The IP Casino Resort Spa is a resort located in Biloxi, Mississippi. Over 1, Enter the information below to look up your reservation. Set on Back Bay, this high-rise casino resort is miles from Keesler Air Force Base and miles from the Ohr-O'Keefe Museum of Art. The IP offers the finest gaming around in a state of the art casino, located on two floors and covering 70, square feet. Our guests praise the breakfast. From the Gulf Coast's only Vegas-style ultra-lounge to a story hotel. Services include deep-tissue massages, hot stone massages, Swedish. Stay at this 4-star spa resort in Biloxi. . Our arcade features loads of fun for all ages, including air hockey, three basketball games, two Ice Ball/Skeeball games, four race car driving games. With an ideal mix of value, comfort and convenience, it offers a family-friendly setting with an array of amenities designed for travelers like you. Enjoy free parking, an outdoor pool, and 7 restaurants.