Natural History Museum of Los Angeles County - The third largest natural science and cultural history museum in the country. Located in Exposition Park. University of California Museum of Paleontology - Physically located in Berkeley, California, site contains information about exhibits, outreach, and extensive educational resources and links. Ojai Valley Whale Society - A fisherman in Ojai, California recently found a 25 million year old intact baleen whale skeleton. Website describes efforts to exhume the skeleton in cooperation with the Los Angeles County Museum. Petrified Forest - Step back in time, over 3 million years, and follow the trail of Majestic Petrified Redwood giants arrayed before you in a fascinating grove. Sharktooth Hill - The Miocene fauna of Sharktooth Hill from elasmo.com Geology of the Santa Clarita Valley - includes photos of fossils found in the Valley. Southern California Paleontological Society - Based in Los Angeles.