Petrified Forest is known for having one of the largest petrified wood deposits in the world, but we are so much more that that! The park includes a broad representation of the Late Triassic paleo-ecosystem, significant human history, clear night skies, fragile grasslands ecosystem, and unspoiled scenic vistas. Visit some of the pages below to learn more.
Petrified Forest has a long and fascinating history of human occupation. Groups of people have been living and working in Petrified Forest for thousands of years. The park has archaeology sites ranging from small scatters of broken stone to large villages which housed dozens of families. [Read more]
Besides the ancient archaeological sites, Petrified Forest National Park preserves a variety of resources including written documents and photographs that document more recent historical events. [Read more]
Pronghorn, prairie dogs, and peregrines, oh my! Petrified Forest is home to an amazing diversity of animals and plants. Most of the park is semi-arid grassland, one of the healthiest remnants of native prairie left in Arizona. [Read more]
Petrified Forest National Park is one of the best places on earth to study all kinds of fossils from the Triassic Period. The Triassic is a time when giant reptiles including the earliest dinosaurs and other crocodile like creatures were vying to become the world’s dominant land animals. [Read more]
The main story of the Petrified Forest is one of geology. Uplift of the Colorado Plateau and the erosional forces of water and wind have exposed rocks originally deposited during the Late Triassic Epoch. [Read more]
Today Interstate 40 transverses the northern portion of Petrified Forest National Park, however, it is just the latest of several roads and highways that have followed this same route for more than a century. [Read more]
In the 1850s the United States Government launched a series of explorations across the American West to discover suitable routes for cross-continent railroads. [Read more]