Maine residents will get in free at most Maine state and historic sites on this special day. Mark your calendar Sunday, June 17.

(Credit: Maine Department of Agriculture, Conservation and Forestry/Facebook)

According to the Maine Department of Agriculture, Conservation and Forestry's Facebook page, all vehicles bearing Maine license plates will be allowed free entry to Androscoggin Riverlands, Aroostook, Birch Point, Bradbury Mountain, Camden Hills, Cobscook Bay, Colburn House, Colonial Pemaquid, Crescent Beach, Damariscotta Lake, Eagle Island, Ferry Beach, Fort Edgecomb, Fort Kent, Fort Knox, Fort McClary, Fort Point, Fort Popham, Fort Pownall, Fort O'Brien, Grafton Notch, Holbrook Island, Lamoine, Lake St George, Lily Bay, Moose Point, Mt Blue, Owls Head Light, Peaks-Kenny, Popham Beach, Quoddy Head, Range Pond, Rangeley Lake, Reid, Roque Bluffs, Two Lights, Sebago Lake, Shackford Head, Swan Lake, Vaughan Woods, Warren Island, and Wolfe's Neck Woods.

**The featured image in this blog is Bass Harbor Head Lighthouse in Acadia National Park in Tremont, Maine. Unfortunately, it is not a participating park.