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Columbia
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On the trail
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Roll in the sand
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Duncan socializes
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Roll
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Exfoliation
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Ascending the dune
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Shushing
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Sand bridge
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View from the Coulee
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Descent
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Duncan
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Duncan 02
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Climbers
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Columbia, above Vantage
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Vantage bridge
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Overlook 01
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Overlook 02
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Geological history