I found the best waterslides in America. Are you ready to have a fantastic summer vacation while staying in the U.S.? In no particular order I have listed my personal results. I’ll warn you, you need to be willing to have fun. Mammoth — Holiday World & Splashin’ Safari, Santa Claus, Indiana Mammoth belongs on … Continue reading 10 Best Waterslides In America – Summer’s Coming, Are You Ready?