At 900 feet depth and half mile width, the Grand Canyon of the Yellowstone is quite spectacular. The colors are created by the progressive 'rusting' of its rhyolite walls that are rich in iron and contribute to the vibrant yellow.

Way to the Falls	Upper Falls, at 109 feet, leading to the Lower Falls (above) at 308 feet	Abhi's a happy camper!	Everyone in a happy mood!

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