The Choctaw Nation broke ground April 25 on a project that will add 1,000 hotel rooms to the Choctaw Casino & Resort - bringing the total to more than 1,600 and making it the Oklahoma hotel with the most guest rooms. Plans call for a bigger gaming floor, new pools, and a 'lazy river' feature.ĭURANT, Oklahoma - The Choctaw Nation of Oklahoma is placing a more than $500 million bet on expanding the Choctaw Casino & Resort in Durant, Oklahoma, more than 330 miles north of Houston.