Spook the Dells Saturday, October 23 | 6 to 8 p.m. Bats, spiders, and coyotes, oh my! Don’t get spooked by creatures-of-the-night this Halloween; come out to Severson Dells to learn more about nocturnal animals at this family-friendly event. Join us along our paved path for a guided, interactive theater experience that highlights the amazing nocturnal animals that call Severson Dells home. Free, but donations are greatly appreciated. Please register by 10/20.