Free. Boat tours $15; $10 (ages 7-12). Sunset cruise $20; $15 (ages 7-12). Boat tours payable by cash or check only.
Trail heads open daily 8-dusk. Visitor center Mon.-Fri. 9-5. Heritage-Eco Boat Tour Mon., Wed. and Fri. at 10:30 and 1:30 (weather permitting), Labor Day-Memorial Day. Sunset cruise departs twice monthly, Oct.-May; once monthly, rest of year. Phone ahead to confirm boat tour schedule. Allow 2 hours minimum.