Welcome to our roundup of Pinnacles National Park facts. In this article we share 10 genuinely interesting things about one of California’s wildest and least crowded parks. For more, see the full Pinnacles National Park hub and our overview of California national parks.
Pinnacles sits in central California, about 120 miles south of San Francisco. It protects more than 26,000 acres of jagged rock spires, talus caves, and chaparral, the eroded remains of an ancient volcano. Condors soar overhead, and the park stays quiet enough that you can have a trail mostly to yourself.
Pinnacles National Park Facts
1. It Is the Remains of a Volcano That Has Traveled 195 Miles
The rock at Pinnacles formed roughly 23 million years ago in a volcanic field near present-day Lancaster in Southern California. The San Andreas Fault then split the formation in two and carried this half about 195 miles to the northwest, where it sits today. Its other half remains near where it started. Pinnacles is, in a real sense, a volcano on the move.
2. It Is One of the Newest National Parks
Pinnacles was first protected as a national monument in 1908 under Theodore Roosevelt. It grew piece by piece over the next century, and on January 10, 2013, President Barack Obama signed legislation redesignating it as a national park, making it one of the most recent additions to the system.
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3. It Is a California Condor Release Site
Pinnacles is one of only a handful of sites where the critically endangered California condor is bred and released back into the wild. With wingspans approaching 10 feet, these birds came within a few dozen individuals of extinction in the 1980s. Today the park manages a free-flying flock, and patient visitors can spot them riding the thermals above the High Peaks.
4. It Has Caves Made of Fallen Boulders
Most caves form when water dissolves rock. Pinnacles has talus caves instead, created when huge boulders tumbled into narrow canyons and wedged together overhead, roofing the gaps below. The Bear Gulch and Balconies cave trails wind through these dark, cool passages, and a flashlight is a must.
5. It Is Home to a Major Bat Colony
The Bear Gulch Cave shelters a colony of Townsend’s big-eared bats, a sensitive species. To protect them, the park closes parts of the cave during the spring pupping season, when the females raise their young. It is one of the reasons checking trail closures before you go is worth the effort.
6. It Has Two Entrances That Do Not Connect
Pinnacles has a west entrance and an east entrance, but no road runs through the park to link them. To drive from one side to the other you have to go all the way around, a trip of more than an hour. Only the trails over the High Peaks connect the two sides.
7. It Is One of California’s Least Visited National Parks
Despite sitting within a few hours of millions of people, Pinnacles draws only a few hundred thousand visitors a year, far fewer than Yosemite or Sequoia. That makes it one of the quieter national parks in the state and a good choice when you want solitude on the trail.
8. Native Peoples Have Long Ties to the Area
The Chalon and Mutsun peoples lived in the lands around Pinnacles for thousands of years, harvesting acorns and other resources from the oak woodlands and chaparral. The rugged spires were part of a landscape they knew intimately long before the area became a park.
9. Rock Climbers Have Tested Themselves Here for Generations
The volcanic spires made Pinnacles a proving ground for California rock climbers as far back as the early 20th century. The rock is famously crumbly, which demands care and respect, and the park remains a popular destination for climbers willing to work with its quirks.
10. Spring Turns the Park Green and Gold
Pinnacles has a Mediterranean climate, with hot, dry summers and cool, wet winters. The reward comes in spring, when the hills green up and wildflowers spread across the slopes. It is the best season to visit, before summer heat settles over the rock.
Pinnacles is proof that some of the best parks are the ones most people drive past. For more, see our overview of California national parks and the full Pinnacles National Park hub.
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