Cape Henlopen Dune Trail is a standout hiking destination in Lewes, Delaware, covering 2.5 miles with 60ft of elevation change. Stats: 2.5 miles, 60ft gain, Easy. Type: Loop. Surface: Sand. Time: 1-2 hours. Fee: $4-10 park fee. Dogs: Yes. Permit: No. Wildlife: foxes, deer, shorebirds, ospreys. Best seasons: Walking dune landscape trail at Cape Henlopen. Pack water, layers, and appropriate footwear. Conditions vary across Delaware. Leave No Trace: stay on trail, pack out all waste, respect wildlife.