Alcona County Trail - This trail system is located within Alcona Co. There is one Forest Service operated trailhead for this trail. The trail is 45-miles long and links to both the Iosco and Oscoda county snowmobile trails in the winter.
Iosco County Snowmobile Trail - this trail is lcoated in Iosco County and has four Forest Service operated trailheads. This trail links to the Alcona County Trail.
Ogemaw County Snowmobile Trail - this trail travels east to west, starting at the Iosco County line.
Oscoda County Snowmobile Trail - this trail is located wthin Oscoda County and connects to the Alcona County Trail.
The Big "M" trail is a 37.9 mile loop trail system located in a canopy of hardwoods off of M-55 between Cadillac and Wellston. The trail offers a variety of terrain to challenge every biking and skiing experience level as you traverse up and down hills through the woods.
Mountain Biking - Most of the 25-miles of single track trail are one-way (clock-wise) and should not be biked backwards. The bike trail is open from April to September.
Cross-Country Skiing - The 18-miles of trail are groomed and the parking lot is plowed in winter, usually starting in December. There is also a chalet available for skiers. Snowfall averages 130 inches from December to March, but the best skiing is usually in January and February. One loop provides several miles of ungroomed trail that is is perfect for snowshoeing.
Hiking - Although the trail is primarily used by Mountain Bikers, it is open to hiking. The trail runs near, but is not connected to, the North Country National Scenic Trail for a short stretch.
The Marzinski Horseback Riding Trail also crosses the Big M trail at two locations.
A short, 7-mile hike along the bluffs of the Au Sable River will provide day hikers with some of the best, and most dramatic, views of the Au Sable River, where hikers or skiers will be able to look over the river valley, with clear views almost to Lake Huron in some spots.
The linear trail begins 15 miles outside of Oscoda, with access areas and parking at Iargo Springs, Lumberman's Monument, and Sid Town.
During the summer hikers may see bald eagles that nest in the area, along with many other wildlife that inhabit the area. During winter, snowshoers and cross-country skiers looking for ungroomed trail will find it on the Highbanks Trail.
This trail runs along the south shore of the Lower Au Sable River. Eagle Run provides a loop trail system for hiking and cross-country skiing.
Scenic views of the Au Sable River, and a quiet, remote setting allow visitors to experience nature first hand. The trails are maintained with the support of volunteers.
Crystal Valley offers almost 2,000 acres of consolidated federal ownership. The trail system consists of 4 loops, providing 9.6 miles of easy to most difficult cross-country skiing. Hiking is permitted during non-snow months. The trail is marked with blue-diamond shaped confidence markers on trees and difficulty and caution signs.
The forest in the area is primarily black aspen, beech, maple and white pine. There is a wide variety of wildlife including deer, grouse, fox, bobcat, numerous bird species.
The trail system is groomed by volunteers during the ski season.
These trails are located on the Manistee side of the Huron-Manistee NF's. There are 332 miles of snowmobile trail on the Manistee side of the Huron-Manistee National Forests. Honeymoon Lake, Newaygo, Oceana and Ward Hills are towards the southern end of the Forest, while the remaining trails are towards the northern section of the forest.