Wanderlust World Wanderlust World The Petrified Forest National Park in Arizona is renowned for its vast collection of petrified wood. Millions of years ago, trees that flourished in this region were buried under layers of sediment and minerals. Over time, these minerals seeped into the wood, replacing its organic material and turning it into stone. The colorful petrified wood found in the park is not only aesthetically beautiful but also serves as a window into ancient life and geology.