Grand Canyon National Park is located in the northern part of Arizona and covers over 1,900 square miles. It is famous for its stunning geological formations, with layers of colorful rock that reveal millions of years of Earth's history. The Colorado River runs through the canyon, providing opportunities for rafting and scenic views. Established as a national park in 1919, the park attracts millions of visitors each year. It offers various activities, including hiking, camping, and guided tours. The park's diverse ecosystems support a wide range of wildlife, making it a popular destination for nature enthusiasts and photographers.