Source-backed summary
Around 23 million years ago, a series of volcanic eruptions shaped the landscape that is now Pinnacles National Park. The remnants of these ancient eruptions have formed a striking terrain of rocky spires and deep canyons.
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About Pinnacles National Park
Around 23 million years ago, a series of volcanic eruptions shaped the landscape that is now Pinnacles National Park. The remnants of these ancient eruptions have formed a striking terrain of rocky spires and deep canyons. Visitors can explore diverse environments, from chaparral and oak woodlands to the cool, shaded depths of canyon floors.