The Magic of Jack O’Lanterns Through Nov. 2. If you can’t get enough of Jack O’Lanterns, check out the family-friendly Magic of Jack O’Lanterns installation at Hudson Gardens, which opened Sept. 20 and runs through Nov. 2. The fourth annual outdoor event, produced by haunted-house maker 13th Floor Entertainment, features more than 7,000 glowing Jack O’Lanterns of different styles along the trail. “Guests will come face-to-face with their favorite characters, a nautical sea-scape, pirate ship, dinosaurs, dragons and much more,” organizers wrote. New attractions this year include a light show that runs every 30 minutes and more than 70 new displays, plus a DIY s’mores station and the return of food trucks, adult drinks, themed merch, and a low-sensory night on Sunday, Sept.