Explore Maine’s vast wilderness and enjoy the incredible wildlife, during the summer and fall. Maine’s ATV trail system provides access to the ocean, lakes, rivers, mountains and farmhouse restaurants all across the state. Many of Maine’s trails are open to ATVs and UTVs up to 60” wide as well as trail bikes while other trails have restrictions. Visit the maine.gov website for ATV regulations and registration information. At the state level, ATV Maine and its member clubs and businesses promote safe and responsible ATV use in Maine. All of our Maine ATV map products include the exact same detail, number of trails and points of interest for the state of Maine.