Map Retro Weekend Crystal Mountain12500 Crystal Mountain Drive, Thompsonville, MI 49683WebsiteEmailUS Toll Free: (800) 968-7686 Description Dust off the neon, ringer tees, gigantic jeans and vintage sweaters. Whatever your decade, it's time to bring it back for Retro Weekend at Crystal Mountain! Stay tuned for event details. Videos Event Dates More To Explore Categories: Fairs & Festivals Outdoor Recreation Activities City: Thompsonville Region: Northwest Although the MEDC uses reasonable efforts to maintain the accuracy of the website content, it is not represented to be error free. Read legal information.