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List of National Natural Landmarks in Iowa

From List of National Natural Landmarks, these are the National Natural Landmarks in Iowa. There are 8 in total.

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Name Image Date Location County Ownership Description
1 Anderson Goose Lake 1975 Iowa Private One of the few essentially natural glacial pothole lakes remaining in Iowa.
2 Cayler Prairie 1965 Dickinson State An example of the increasingly rare virgin prairie grassland.
3 Cold Water Cave 1987 Winneshiek Private An exceptional example of an extensive cave system well decorated with speleothems.
4 Dewey's Pasture and Smith's Slough 1975 Clay, Palo Alto State Pothole lakes created during the last glacial epoch.
5 Hayden Prairie State Preserve 1965 Howard State A true prairie remnant.
6 Loess Hills Loess hills.jpg 1986 Harrison, Monona State, private The best examples of loess topography in the Missouri River Bluffs region.
7 White Pine Hollow State Forest 1967 Dubuque State The only known remaining white pine tract in Iowa.