Top 2 in Top 10 famous attractions in the world.
The Grand Canyon is a world-renowned natural wonder and the Colorado River flows through it. It is one of the UNESCO's protected natural heritage. The Grand Canyon, located on the Kaibab plateau in northwestern Arizona, is one of the most spectacular views on the planet.
The Colorado River has cut out a total of 19 large gorges on the Colorado plateau, with a total area of 2724.7 km2. The deepest, broadest, and longest is the Grand Canyon. With a total length of 446 km, this is one of the longest gorges in the world. The summit of the canyon is 6 to 28 km and the deepest is 1800 meters. The underwater side of the valley is below 1,000 meters wide. In summer, snow and ice melt, and the depth of water rises to 18 meters.