The campus is home to several museums including the University of California Museum of Paleontology, the Berkeley Art Museum and Pacific Film Archive, and the Lawrence Hall of Science. The Museum of Paleontology, found in the lobby of the Valley Life Sciences Building, showcases a variety of dinosaur fossils including a complete cast of a Tyrannosaurus Rex. The campus also offers resources for innovation and entrepreneurship, such as the Big Ideas Competition (Blum Center for Developing Economies), SkyDeck, the Sutardja Center for Entrepreneurship and Technology, and the Berkeley Haas Innovation Lab. The campus is also home to the University of California Botanical Garden, one of the most diverse plant collections in the United States, famous for its large number of rare and endangered species, with more than 12,000 individual species.