Silverwood Theme Park, 27843 N Hwy 95, Athol, ID 83801
http://silverwoodthemepark.com/

Boulder Beach Water Park

Cool off with a visit to the Boulder Beach Water Park, located inside Silverwood Theme Park. Featuring family-fun raft rides, waterslides, wave pools, toddler sprinklers, and more – everyone in the family will find their favorite water adventure. Open June through August only; check the website for exact dates.