Memorial Lake State Park is 230 acres and lies near the base of Blue Mountain. This park has hiking, boating, fishing and cross-country skiing for visitors to partake in. There are 2 miles of trails in all that are fairly easy hiking. They offer scenic views of the lake especially during the spring and autumn months.
Memorial Lake State Park is 30 minutes northeast of Harrisburg and is easily reached from I-81. From the south, take Exit 85 B. From the north, take Exit 85. Turn north onto Fisher Avenue and follow signs to the park.
http://www.tripleblaze.com/trail.php?c=3&i=5306