Around The Mountain Loop Trail is a 15.4 mile moderately trafficked loop trail located near Mt Desert, Maine that features beautiful wild flowers and is rated as difficult. The trail offers a number of activity options and is accessible from February until October.
cross country skiing
Acadia National Park P.O. Box 177 Bar Harbor, ME 04609-0177 Phone: 207-288-3338 Shipping Address Acadia National Park 20 McFarland Hill Drive Bar Harbor ME 04609-0177 More information: http://www.nps.gov/acad/contacts.htm
Pictures do not do justice to this trail, it is truly stunning.
I try to walk this at least once during the year. It varies in degrees of difficulty.