Rushmore Cave Rushmore Cave Rushmore Cave is the closest show cave to Mount Rushmore National Memorial in the United States. It contains a wide variety of natural formations. It is the ninth longest cave in South Dakota. It measures a distance of . It was discovered in 1876 when a log flume that supplied water to mining operations in town of Hayward broke and spilled onto the side of the hill. As the water flowed down the hill it started flowing into a small hole in the hillside. The local miners who went up to fix the flume noticed this abnormality and
Mount Jefferson State Natural Area Mount Jefferson State Natural Area Mount Jefferson State Natural Area is a North Carolina state park in Ashe County, North Carolina in the United States. Located near Jefferson, North Carolina, it includes the peak of Mount Jefferson, named for Thomas Jefferson and his father Peter, who owned land nearby and surveyed the North Carolina-Virginia border in 1749. In 1939 the Works Progress Administration created a road enabling widespread access to Mount Jefferson, which at the time had no official name and was primarily referenced to as Panther Mountain, likely due to a local legend of a panther once eating a