Come and play at Avalanche Bay Indoor Waterpark located at Boyne Mountain Resort! Our Northern Michigan resort offers both indoor waterpark fun and dry-land adventures for the entire family. Whether you choose an package with all-access waterpark passes, or choose to lodge only and explore the resort on your terms - we've got what you need! There's something for everyone such as kid-friendly activities, a range of dining options, adventurous activities for all ages, and more all in one amazing resort. Book now and start your adventure today.