Pikes Peak Mississippi Bluff is a standout hiking destination in McGregor, IA, covering 5.0 miles with 600ft of elevation change. Stats: 5.0 miles, 600ft gain, Moderate. Type: Loop. Surface: Rocky. Time: 2.5 hours. Fee: $6/vehicle. Dogs: Yes, on leash. Permit: No. Wildlife: deer, eagles, turkeys. Best seasons: 500-foot bluff over the Mississippi River. Pack water, layers, and appropriate footwear. Conditions vary across IA. Leave No Trace: stay on trail, pack out all waste, respect wildlife.