Travel time: Two hours by car
Split Rock Resort is packed full of fun for the whole family. Little ones will love splashing around in 53,000-square-feet of wave pools, activity pools, slides and climbable jungle falls playground. Apart from the amazing water park, Split Rock also has plenty of fun activities offered on premises or nearby—golfing, biking, whitewater rafting, ATVs and, in the winter, snow tubing, skiing and snowboarding. 100 Moseywood Rd, Lake Harmony, PA (800-255-7625, splitrockresort.com).