Water and wind.
Weathering and erosion of course.
It was Garcia Lopez de Cardenas of the Coronado Expedition who was the first European to visit the Grand Canyon.
The Grand Canyon was formed by both destructive and constructive forces. Erosive forces such as the Colorado River carved out the canyon over millions of years, while tectonic uplift and volcanic activity also contributed to its formation.
weathering and plate tecktonik
The Grand Canyon in northwestern Arizona was formed by erosion and weathering and the primary agent was the Colorado River.
the grand canyon
a Grand Canyon is nothing but a big erosion.........
Copper Canyon (Spanish: Cañon del Cobre) is such landmark.
It is a Canyon as in the Grand Canyon.
Black canyon
The grand canyon is grand