Grand Canyon
the enormous gorge of the Colorado River in northern Arizona
Possibly at the Grand Canyon in Arizona.
Colorado river
The deepest gorge in the world is Colca Canyon. Actually the deepest gorge in the world is located in the Dasu Patan region of Kohistan District in Pakistan.It is 6500 meter deep and located in the Himalayas.
New River Gorge National River was created in 1978.
The Arkansas River runs at the bottom of the Royal Gorge. The running water in the river has carved a majority of the Royal Gorge.
The Niagara Gorge is approximately 11 kilometers (7 miles) long, stretching from Niagara Falls to the Niagara River Whirlpool.
Idaho. It is called, "Hell's Canyon", and the great Snake River flows through it. I live about 30 miles from it.
The Grand Canyon was not built, it is a natural gorge formed by the Colorado river where it runs through the US state of Arizona.
The area of New River Gorge National River is 294.644 square kilometers.
New River Gorge Bridge was created in 1977.