Castle Rock Resort & Waterpark, formerly the Atrium Inn, has renovated and expanded providing guests with an unforgettable destination in Branson, Missouri. You’ll find all the indoor waterpark splashing fun you and your family will love along with terrific newly renovated guest rooms. With the addition of our new resort and indoor waterpark, we are adding an additional 100 suites, making our resort a perfect family destination in the middle of all the Branson action. Come relax and unwind with the family in one of our family suites, then zip and splash down unique water rides, dine at our on-site restaurant, or explore the attractions and events in Branson. If your looking for the best value and resort in Branson, your search is over!