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Sunset in the Grand Canyon, Arizona
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Pumpkin Spring along the Colorado River in the Grand Canyon, Arizona
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Lava falls at Vulcan's throne in the Grand Canyon, Arizona
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Spectacular cliffs in the Paleozoic rocks of the Grand Canyon
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Floating along in the muddy waters of the Colorado River through the Grand Canyon
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Black bridge at Phantom Ranch, Grand Canyon, Arizona
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Great unconformity between Precambrian rocks and Paleozoic rocks in Grand Canyon, Arizona
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Vasey's Paradise, waterfalls originating from springs flowing out of the Redwall Limestone in the Grand Canyon, Arizona