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Pinnacles National MonumentRock formations at Pinnacles National Monument
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Pinnacles National Monument
Contact Us
 

Pinnacles Visitor Center and
Pinnacles Campground
(831) 389-4485 or
send us an email. 
You can expect a response in about 1 - 3 days.

Campground Reservations
www.recreation.gov or
(877) 444-6777

Night Hike Reservations
(831) 389-4485

Park Headquarters
(831)389-4486
5000 Hwy 146
Paicines, CA 95043

 
A close-up view of rhyolite breccia  

Did You Know?
Rhyolitic breccia is the rock that the High Peaks and other rock formations at Pinnacles are made of. Rhyolite breccia is composed of lava sand, ash, and angular chunks of rock that were explosively ejected from the Pinnacles Volcano.

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Last Updated: March 22, 2008 at 16:56 EST