Text from Ad: Founded By A Handful Of Citizen-Naturalists In 1874, The San Diego Natural History Museum Is An Active Research Institution And The Second-Oldest Scientific Institution In California. The Museum Is Dedicated To Interpreting The Natural World Through Research And Education, Offering Local And International Exhibitions And Promoting Understanding Of The Evolution And Diversity Of The Southern Catifornia - Baja California Region. The Museum Also Features 3D Films (Included With Admission; 3D Theater Opens October 5, 2009) And Offers A Wide Selection Of Public Programs For People Of All Ages. Kids Can Join Scholastic's Ms.Frizzle For Hands-On Science Activities Every Sunday. Open Daily 10 AM-5 PM (Subject To Change; Visit Website For Details). Closed Thanksgiving And Christmas Day. Exhibitions In 2009-2010 Include Darwin: Evolution/Revolution (November 9, 2009-February 28, 2010), Dinosaurs: Ancient Fossils, New Discoveries (March 27-September 5,2010), And All That Glitters: The Science And Splendor Of Gems And Minerals (Opens May 15, 2010). Membership To The San Diego Natural History Museum Pays For Itself In Just A Couple Of Visits And Includes Unlimited Free General Admission To The Museum, Invitations To Members' Exhibition Openings, 10% Discount At Both The Museum Store And Dinosaur Caf , Discounts On Public Programs, And Much More!