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.

Plan Your Visit

UPCOMING EVENTS

Calendar
Science Saturday: The Science of Life
Apr 4
Science Saturday: The Science of Life

 Have fun exploring the science of biology from insects to plants to us! Discover the science of life!

60 Minute Science: Wild Bee Wonders
Apr 4
60 Minute Science: Wild Bee Wonders

Join us for a hands-on class where young learners will explore the world of native bees and how they help flowers, fruit, and veggies grow.

2026 Inland Empire Science Festival
Apr 18
2026 Inland Empire Science Festival

Save the date! The annual Inland Empire Science Festival returns to the Western Science Center on Saturday, April 18th - stay tuned as we announce exhibitors, activities, and much more!

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