From a multi-use trail perspective, Atikokokan sure has a lot to offer, not only can you hike, but there are groomed and maintained trail systems for mountain bikers, x-country skiers, snowshoe, horseback trails, ATV, and snowmobile trails. The recommended "go-to" site for hikers is the trail system at Dawson Trail Campground - located in Quetico Park. Pines, Whiskey Jack, and Beaver Meadows are other trails you can hike. Here is some more detailed information on the excellent nature trails in the Atikokan area.
The Visit Atikokan website is another great resource for any trail user.
Dryden has a lot to offer anyone who loves hiking. There are several trails in or near the City, and if you are energetic, you can tackle a couple (or more) in a day. The City's website has some good information on the places you can hike near Dryden. If you're willing to take a short drive, hiking trails like the Laura Howe Marsh and trails near Aaron and Blue Lake Provincial Parks are fantastic! Other gems are the Ghost Lake Trail system and the Mavis Lake Trail.
Located about halfway up the Red Lake Road (Highway 105), Ear Falls offers hikers some opportunities to traverse the Boreal forest on trails in the area. You can access the local Ear Falls hiking trails right off the English River Rd and there is a parking area for your vehicle. The total trail length is about 15 kilometers with moderate to difficult loops. A bonus is that these are multi-use trails and offer excellent cross-country skiing during the winter months.
If you like hiking you'll find a lot of trails you can access around Fort Frances. If you want to stay in town, the 8th Street Trails on the north end of Fort Frances are the place to go. You can also cross-country ski on this system in the winter months. Just outside of Fort Frances in the Township of Alberton is the Cranberry Peatlands Interpretive Trail, an amazing hike and really worth the drive.
Located between Dryden and Thunder Bay, Ignace is a very interesting area to hike because of the unique natural features in this part of Sunset Country. For those looking for a moderate to difficult hike, the Agimak Trail is ideal, with the beauty of the Boreal Forest in full splendour along the route. An easier trek can be found on the Lily Pad Lake trail system, a series of trails with short and longer loops that are easy to hike for the novice hiker. Nearby, Sandbar Provincial Park also has a system of trails ranging from easy to moderate difficulty. Learn more about the nature trails in Ignace here.
Located just a short drive west of Thunder Bay, Kakabeka Falls is a fantastic hiking destination specifically, on the trails in Kakabeka Falls Provincial Park. In total, there are 5 trails within the park ranging in difficulty from easy to difficult. The Boardwalk Trail is also wheelchair-accessible. Take in a great view of the spectacular waterfall known as the "Niagara of the North".