The Grand Canyon is a land of rocks and ravines. The cliff has a height of 1600 meters and ravines up to 450 kilometers Grand Canyon is the widest part 29 kilometers. And 1.5 kilometers deeper than the bottom of the Grand Canyon, the Colorado River flows through. At present there are nearly 2 billion years old rock Grand Canyon in Arizona, USA. The discovery is a major, John Wesley Powell and the Board on 1869 Grand Canyon is. The magic The natural parent Users of the world Was rated one Conservation Area in The world's geographical Marseille Grand Canyon formed by the Colorado River. Flows from north to south into the Lake "Knife," a distance of about 200 miles, Grand Canyon National Park is set to become the United States and then in the corner of the small canyon. Also discovered traces of ancient civilization of the Indian red, which also has descendants living legacy. And some still are. Who lived in the valley for about 9,000 years, the Grand Canyon, to this day, every year there will be someone to watch the magic. Grand Canyon of not less than two million people.