One of the natural worlds most spectacular and among a seven wonders of natural world. It is awesome when it is viewed from its rim which provides the visitors a walk in the sky. It is said that it has been carved by the Colorado river over millions of years. Some theories regarding the origin of the grand canyon.
- Earthquake
- Geothermal heat
- Over thrust
- Movement of the tectonic plates
No one actually knows hoe it was originated it yet remains a mystery.
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