1. Hiking: Duck Harbor Mountain features a network of scenic hiking trails that cater to varying difficulty levels, making it an ideal destination for hikers of all experience levels. With lush greenery and panoramic views, the trails provide a memorable outdoor adventure. 2. Wildlife Viewing: The area surrounding Duck Harbor Mountain is renowned for its diverse wildlife. Visitors may have the chance to spot various bird species, including puffins, bald eagles, and ospreys, as well as deer and seals. 3. Camping: Isle Au Haut boasts a picturesque campground near Duck Harbor Mountain. Camping in this serene environment allows visitors to immerse themselves in nature and enjoy the peaceful ambiance of the island.