Denali National Park Kennel's sled dog Larkspur is ready for winter and some mushing on the trail! NPS Photo Touring the Park Road by bus, attending ranger-naturalist programs, mountaineering (advanced registration required), day hiking, backcountry camping (permit required), skiing and dog mushing (winter only).
Maine ocean islands provide the only nesting sites for Atlantic puffins in the United States. Eastern Egg Rock in the midcoast region, Seal Island and Matinicus Rock at the mouth of Penobscot Bay, and Machias Seal Island and Petit Manan Island off the downeast coast provide habitat for more than 4,000 puffins each summer.