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Rock Field Near the Dunes, Great Sand Dunes National Park and Preserve – Mosca, CO
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Twilight Over the Dunes, Great Sand Dunes National Park and Preserve – Mosca, CO
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Mountains, Dunes and Creek, Great Sand Dunes National Park and Preserve – Mosca, CO
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Ridge of Vegetation in the Dunes, Great Sand Dunes National Park and Preserve – Mosca, CO
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Creek at Dawn, Great Sand Dunes National Park and Preserve – Mosca, CO
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Layered Ice in the Creek, Great Sand Dunes National Park and Preserve – Mosca, CO
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Layers of Ice in the Creek, Great Sand Dunes National Park and Preserve – Mosca, CO
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Ice Stream in the Sand, Great Sand Dunes National Park and Preserve – Mosca, CO
