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Crystal Lake Cave, Dubuque, IA

United States · 42.46, -90.64

1visit
2021first

The visit

6/17/2021 Iowa — Mississippi River Museum & Devonian Fossil Gorge
Michael, Kathy, Lisa, Thomas, Grandma
Iowa — Mississippi River Museum & Devonian Fossil GorgeThomas and Lisa at the mining sluice at Crystal Lake CavePanning for gems and fossils with Thomas and LisaThe gemstones we panned at Crystal Lake CaveLisa panning for gemstones at Crystal Lake Cave