Oman today_ The Grand Canyon in the United States is one of the most famous and largest canyons in the world. This immense canyon, with a depth of over 1,800 meters and a width reaching up to 29 kilometers in some areas, was formed over millions of years by erosion from the Colorado River. Its colorful rock layers, which reveal the region’s geological history, make it one of the most captivating tourist destinations in the world.