Trails daily dawn-dusk. Nature center daily 10-4, May-Sept.; Tues.-Fri. 10-4, Sat. noon-4, rest of year. Tours are given Wed. at 2 and 7, Sat.-Sun. at 11 and 2, Tues. and Thurs. at 2, early June-early Sept. Closed Jan. 1, Easter, Nov. 11, Christmas Eve, Christmas and day after Christmas. Allow 1 hour minimum.