Mississippi Headwaters Loop is a standout hiking destination in Itasca State Park, MN, covering 3.0 miles with 200ft of elevation change. Stats: 3.0 miles, 200ft gain, Easy. Type: Loop. Surface: Dirt. Time: 1.5 hours. Fee: $7/vehicle. Dogs: Yes, on leash. Permit: No. Wildlife: eagles, loons, deer. Best seasons: Walk across the headwaters of the Mississippi. Pack water, layers, and appropriate footwear. Conditions vary across MN. Leave No Trace: stay on trail, pack out all waste, respect wildlife.