The Painted Desert is a United States desert of badlands in the Four Corners area, running from near the east end of Grand Canyon National Park and southeast into Petrified Forest National Park. It is most easily accessed from the north portion of Petrified Forest National Park.A broad region of rocky badlands encompassing more than 93,500 acres, this vast landscape features rocks in every hue – from deep lavenders and rich grays to reds, oranges, and pinks. It’s like you’ve been transported into a painting. A natural canvas millions of years in the making, no one event shaped the Painted Desert. Instead, the area is evidence of Earth’s volatility. Home to some of the nation’s most memorable formations and features, volcanic eruptions, earthquakes, floods, and sunlight, all combined to create the Painted Desert. Deposits of clay and sandstone, stacked in elegant layers, reflects the setting Arizona sun in an altering display of colorful radiance. A remarkable sight that helps make Northern Arizona so unique and picturesque.