Turkey River Trail is a standout hiking destination in Elkader, IA, covering 3.5 miles with 300ft of elevation change. Stats: 3.5 miles, 300ft gain, Moderate. Type: Loop. Surface: Rocky. Time: 2 hours. Fee: Free. Dogs: Yes, on leash. Permit: No. Wildlife: deer, herons, eagles. Best seasons: Turkey River limestone bluffs. Pack water, layers, and appropriate footwear. Conditions vary across IA. Leave No Trace: stay on trail, pack out all waste, respect wildlife.