The famous natural landmark located in Arizona is the Grand Canyon. One of the Seven Natural Wonders of the World, the Grand Canyon is impressive in its immense size and intricate landscape, carved by the Colorado River over millions of years. Spanning approximately 277 miles in length, up to 18 miles in width, and over a mile deep, it attracts millions of visitors each year. The striking geology showcases a variety of rock layers, revealing geological history. Visitors can enjoy activities such as hiking, rafting, and photography, allowing them to appreciate the stunning vistas and unique biodiversity found within this iconic national park.