Tickets for the Butterfly Pavilion are SOLD OUT for the season. We look forward to welcoming the butterflies back in March 2026. Tickets for the Spider Pavilion (9/14-11/30) go on sale August 26. Become a Member to attend special preview days to our seasonal pavilions for free!
Dino Fest Discussion
Jurassic Giants: The Largest Organisms on the Morrison Formation Floodplain and the Sauropods That Ate Them

For over a century, the Natural History Museum of Los Angeles County has inspired people from the local community and visitors from all over the world to study prehistoric fossils. Dinosaurs are just some of the fossils that make up the Museum’s paleontology collections of over 12 million specimens, the largest on the West Coast!