Hours: Park open daily dawn-11 p.m. Zoo daily 10-5. Children's museum Mon.-Sat. 9-4 (also Thurs. 4-6), Sun. noon-5 late May-late Aug.; Mon. and Wed. 9-4 (also Thurs. 4-6), Sun. noon-5, rest of year. Zoo and children's museum closed Jan. 1, Thanksgiving, Christmas Eve, Christmas and Dec. 31. Closes early some holidays; phone ahead. Last admission to zoo and children's museum 30 minutes before closing.