Parker Mountain Trails Parking, Littleton, New Hampshire This parking area provides access to over 25 miles of year-round, community-built trails across 1,000 acres of North Country terrain. The multi-use network accommodates mountain biking, hiking, skiing, and trail running, with trails designed for all skill levels and groomed winter loops. The trail system features a mix of technical “old school” New England singletrack and newer machine-built flowy trails. Access trails that lead to the summit of Parker Mountain—the highest point in Littleton—and to “Linda’s Lookout,” a cliff offering views of the entire northern Presidential Range of the White Mountains. A skills park and green singletrack loops are available near the School Street parking area for beginners and children.