Thursday, August 25, 2016

Wind Cave, South Dakota

Box-work
Today we went to a cave in South Dakota called Wind Cave. It is called that because the pressure in the cave is either higher or lower than the air outside it, and wind rushes out trying to reach equilibrium. Wind Cave is also the largest collection of box-work rock in the U.S. Honestly this was one of the most interesting things that we have seen since we came to South Dakota. Apart from Rushmore and the Badlands it has been mostly ranch land and power lines. On the way back to our camp site we went through a place called the Needles Highway.  The Needles Highway is a place that has these big spires of rock and looks really cool.  This was actually where people wanted Gutzon Borglum to sculpt the presidents instead of on Rushmore, but he claimed that they were too narrow, and it would be disproportionate.  Besides, the rock would crumble the second he started blasting.  My favorite part was a place we stopped called the Eye of the Needle. 



Next stop: Mount Rushmore 

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