Slabs of brown sandstone on the summit of Crystal Mesa west of Hamilili Point in Petrified Forest National Park, Arizona, United States of America, North America

arizona crystal mesa hamilili point sandstone slabs brown sandstone erosion natural erosion landscape summit mesa desert vegetation rock formations geological formations geology national park hiking nature outdoors travel scenery wilderness beauty scenic picturesque unique interesting breathtaking amazing magnificent dramatic awe inspiring stunning panoramic vista viewpoint petrified wood petrified forest rocks united states north america conservation protection natural wonder monument national landmark cultural heritage tourism recreation