The Grand Canyon is a steep-sided canyon carved by the Colorado River in Arizona, known for its vast expanse and striking geological formations. It is approximately 277 miles long, up to 18 miles wide, and reaches depths of over 6,000 feet. The canyon’s layered rock reveals a visible geological history, with nearly 2 billion years of rock layers exposed. Its unique combination of size, geological history, and natural beauty makes it one of the most distinctive and awe-inspiring natural wonders in the United States.