Holiday in the Park has returned to Six Flags Over Texas now through December 31. This year's event features nearly a dozen new entertainment offerings, including FROST in Southern Palace Theatre and Holly Jolly Trolley. Family activities feature visits and photos with Santa Claus, the new North Pole Post Office and interactions with Mrs. Claus. For older guests, brave the Krampus in Paradise haunted house and enjoy an adult beverage in the reimagined Merry Marketplace.