Park generally opens daily at 9:30 a.m., late May-early Aug., with closing times extended to 10 p.m. or later from mid-July to early Aug. Park generally opens Sun.-Fri. at 10 a.m., Sat. at 9:30 a.m. (closing times vary), early Aug. through Oct. 31. Park generally opens Thurs.-Sun. at 1 p.m. (closing times vary), Nov. 1-Dec. 30, with extended hours during the Thanksgiving holiday week. Schedule varies mid-Mar. to late May; phone ahead to confirm.