Then & Wow! is an annual family festival celebrating the Park’s revitalization and recalling its history. The event features kiddie rides, a moonbounce, arcade games, magic shows, vintage cars, videos about the Park’s history, face painting, and more. The festival marks the last day of the 2016 carousel season at Glen Echo Park. The historic Dentzel carousel will be closed from September 26 through spring 2017. FREE admission to the park.