The beauty of the Acadia region comes clearly into focus on Mount Desert Island, particularly within Acadia National Park. In addition to sightseeing, Acadia's activities include hiking, climbing, biking and horseback riding. Bar Harbor is the island's commercial and recreation center. In contrast, you'll find a slower pace at other island towns such as Northeast Harbor and Southwest Harbor. On the maineland, you'll also find fascinating places to visit on your way to and from the island.