Stay the night at the popular Ameristar Casino Resort & Spa and indulge at the famous Timberline Grill, Ameristar’s elevated dining experience favored by all. Dip in the luxury pool, indoor and outdoor hot tub spas that allow sitting within an open-air heated patio on the hotel's roof, or visit the ara Spa and treat yourself to a relaxing massage, luxurious nail treatment, or rejuvenating facial. At Ameristar, the star is YOU!