14oct(oct 14)4:07 pm16(oct 16)4:07 pmHalloween Spooktacular Weekend 5It's Halloween at Jellystone Park! Activities will include loads of fun and plenty of scares! Join us for arts, crafts, and activities, pumpkin carving, costume contests, and a campsite/cabin decorating contest! Our campers are known for competitive decorating, outdoor cooking, and having a good time. Don't forget candy for the trick or treaters! (approx. 450-500 kids)!