Guests still have plenty of opportunities to experience the park’s final weekends of Neon Nights before enjoying the return of fan-favorite events including Drone Shows, Oktoberfest, and Phantom Fall Fest. Parkgoers can expect to see stunning designs that pay tribute to America’s 250 th Celebration during the 20-minute drone shows. Each show will begin nightly just after 9 p.m.Celebration during the 20-minute drone shows. Phantom Fall Fest – Iowa’s Largest Halloween Event returns to the park on Saturday, September 26. Those looking to soak up the final days of Neon Nights, enjoy Drone Shows, and Phantom Fall Fest can save up to $60 on 2027 Season Passes now.