Autun has 1 trail including medium difficulty trails. The trail with the highest elevation climb is GR 137 and the one with the least climb is GR 137. The longest trail is GR 137 at 51.9 km. To complete this hike you should budget at least 3 days. For a shorter adventure you can try GR 137 at 51.9 km. This could be done in as little as 3 days. Trails with the best offering of hostels include GR 137.