Garden free. Guided walking tour free. Swan Boat fare $4; $3.50 (senior citizens); $2.50 (ages 2-15).
Garden daily dawn-dusk. Swan Boats operate daily 10-5, late June-Labor Day; daily 10-4, mid-Apr. to June 21 (weather permitting). Guided 1-hour walking tours are given Tues.-Thurs. at 4 (also Wed.-Thurs. at 10), mid-May to mid-Sept. (except July 3-5).