#36 Wind Cave National Park, SD
And the award for the tallest State welcome sign goes to South Dakota! Wind Cave National Park is the 8th oldest national park. It is also one of the biggest maze cave systems in the world. It also contains rare boxwork formations that are not found hardly anywhere else. But as you know, I am claustrophobic and caves are not my favorite, so it was a long hike for me up top, above the good people crawling along the cave below my feet. As you may surmise from the pictures fr