Welcome to the Natural History museum of the Inland Empire!

Visit the Western Science Center, home of the Pacific Mastodon, in Hemet, CA! Opened in 2006, we are one of the largest natural history museums in Riverside County and serve California’s Inland Empire and beyond. Join us as we discover the past, explore the present, and promote a more sustainable future while preserving our region’s ancient history.

UPCOMING EVENTS

Calendar
Science Saturday: The Science of Sc-Fi
Apr 5
Science Saturday: The Science of Sc-Fi

Free family fun! Each month explore a different science theme with hands-on activities, demos, and experiments, all free for the whole family!

2025 Inland Empire Science Festival
Apr 19
2025 Inland Empire Science Festival

Save the date! The annual Inland Empire Science Festival returns to the Western Science Center on Saturday, April 19th - stay tuned as we announce exhibitors, activities, and much more!

Discover the Past, Explore the Present, and Promote a Sustainable Future.