16 Best Indoor Water Parks in the US for a Family Weekend in 2026

6. Kartrite Resort & Indoor Waterpark New York - Nickelodeon-Themed Family Fun

Kartrite Resort & Indoor Waterpark in the Catskill Mountains of New York offers a unique entertainment experience through its partnership with Nickelodeon, bringing beloved cartoon characters and themed attractions to life within a 324-room resort and 84,000-square-foot indoor water park. The facility features character-themed attractions including the Slime Summit, where guests can experience the iconic Nickelodeon green slime in various water-based applications, and the Avatar: The Last Airbender-themed area that incorporates elements from the popular animated series into water slide designs and interactive play features. The resort's commitment to creating immersive experiences extends throughout the property, with character appearances, themed dining options, and room designs that incorporate popular Nickelodeon properties in tasteful and engaging ways. The water park's design emphasizes bright, vibrant colors and playful architectural elements that appeal to children while maintaining sophisticated design standards that adults can appreciate. Multi-generational play areas ensure that grandparents, parents, and children can enjoy activities together, fostering family bonding experiences that create lasting memories. The resort's location in the Catskill Mountains provides a scenic backdrop that enhances the overall experience while offering opportunities for outdoor recreation during favorable weather conditions. Kartrite's innovative approach to character integration demonstrates how intellectual properties can be successfully incorporated into resort experiences without overwhelming the fundamental appeal of water-based entertainment.