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Ferdero: Yellowstone Pool
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Ferdero: Yellowstone Old Bull Elk
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Ferdero: Yellowstone Landscape
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Ferdero: The Rainbow, The River, The Canyon..
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Ferdero: Mammoth Black and White
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Ferdero: Canary Spring
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Ferdero: Loneliness
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Ferdero: Bisons at Hayden Valley
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Ferdero: Grand Prismatic Pool from near hill