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Hays Shaft at Ft. Wilkins
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Info sign at Ft. Wilkins
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Hays Mine at Ft. Wilkins
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Lake Superior at Ft. Wilkins
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Slickensides in basalt
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Stromatolites near Dan's Point
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Stromatolites near Dan's Point
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Dr. Nat and the stromatolite line
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Dipping rocks
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Esrey Park
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Esrey Park
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Lake of the Clouds
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Capt. Paul and Dr. Nat
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Porcupine Mountains
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Carp Lake Mine
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Union River
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