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

Gnatalie the Green Dinosaur: From Ground to Mount

Green dinosaur next to rectangular portrait of Luis Chiappe against a pink background with palm trees

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!

Visitors in front of a silver building with a row of glowing windows against an orange background
NHM Commons Opening Day Celebration & Block Party
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