Summer’s almost here and the time is right for getting all wet. Castle Park in Riverside has some options. Its Buccaneer Cove, a four-level water playground, has slides, spray cannons and fountains.

Riverside’s Castle Park has launched a summertime Salute to Heroes program, offering free admission to military, first responders, educators and health-care workers on select dates through Aug. 10.

Downtown Riverside’s main amusement park will begin celebrating the Halloween season Friday with the opening of “Castle Dark,” featuring an assortment of attractions intended to thrill and chill ...