ATHOL, Idaho — With sun and temperatures hovering near 90 degrees in the forecast, Silverwood Theme Park has decided to open Boulder Beach on Saturday. Avalanche Mountain, Ricochet Rapids ...

Silverwood Theme Park, the largest theme park in the Northwest, features over 70 rides, slides, and attractions, including the Boulder Beach Water Park.

ATHOL, Idaho: Families looking to enjoy the last days of summer at Silverwood Theme Park's Boulder Beach have several options to consider for their visit, especially for those wanting to skip the ...