Category:Rock formations in Iowa
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American Samoa · Northern Mariana Islands
American Samoa · Northern Mariana Islands
Subcategories
This category has the following 3 subcategories, out of 3 total.
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Media in category "Rock formations in Iowa"
This category contains only the following file.
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Burt's Cave, near Maquoketa River, Jackson County, Iowa (NYPL b11707468-G90F190 018F).tiff 3,072 × 1,702; 14.96 MB