Western Science Center, 2345 Searl Parkway, ☎ +1 951 791-0033, [2]. Tu-Sun 10AM-5PM. The Science Center presents archaeological and paleontological artifacts and fossils including Max and Xena, mastadon and mammoth fossils uncovered during the excavation of Diamond Lake. Adult: $8, Youth (5-12): $6, under 5: Free.