Explore the Bald with this map. Bald Eagle State Forest in Central Pennsylvania includes over 200,000 acres of state forest, offering miles of stunningly beautiful trails, streams, and back country roads. This Purple Lizard map is your best guide to all the hiking trails in Bald Eagle's back country. There are also miles and miles of mountain bike trails, equestrian trails, cross country ski trails. For the mountain bikers, Bald Eagle is a true paradise of dirt roads and singletrack trails. See why the Wilderness 101 and the Transylvania Epic - two of the best mountain bike races in the country - choose sections of Bald Eagle for their race routes.