Rare opportunity to own a 4+/- acre private Maine Island in the heart of Acadia, complete with historic lighthouse and 3-bedroom light keeper's house. The Winter Harbor Lighthouse on Mark Island has been home to island lovers since the 1930's, and with updated pier and float, solar power, water systems, wood stoves and continual improvements, the keeper's house integrates modern amenities with the sea-faring charm of a true lighthouse. Minutes by boat from the Winter Harbor mainland, with superbviews of Acadia National Park, Mark Island is an enchanting summer getaway