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Bell Smith Springs
(Pope County, Illinois)Amazing collection of rock formations, stone arches.
(Plymouth County, Massachusetts)
(Fond du Lac County, Wisconsin)31,653 acre marshland along the Rock River
(Dodge County, Wisconsin)31,653 acre marshland along the Rock River
Looking Glass Rock
(Transylvania County, North Carolina)Natural landmark - pluton monolith in the Appalachian Mountains of western North Carolina
(Scott County, Missouri)Isolated hill and rock outcroppings along Route M west of Scott City
Lost River Cave and Valley
(Warren County, Kentucky)Ancient Cave Valley with bluehole river with various uses since prehistoric times.
(Crawford County, Indiana)The cave offers two walking tours, gemstone mining, a maze crawl, gift shop, walking trails and picnic grounds.
(Harnett County, North Carolina)Rock formation on piedmont fall line of Cape Fear River
(Lake County, Tennessee)Formed after New Madrid Earthquake
(Wayne County, Missouri)Collapsed cave and underground lake southwest of Mill Spring
(Albany County, Wyoming)A small pine tree, growing out of a pre-Cambrian rock on Sherman Hill