This morning we started out back at Mammoth Cave National Park. Yesterday we did below ground of Mammoth Cave, and today, we decided to do above ground. We began on the same path we did yesterday and stopped at the historical entrance of the cave of Mammoth Cave. Because it was before tours started there were no rangers, tours or people around. We were able to walk down the stairs to the main entrance and then back up. Teddy seemed satisfied with seeing just that much of the cave today because it was cold. Note to self: if going on cave tours in future, bring a sweatshirt! Our next destination began at the cave entrance. I had read that the River Styx Spring was beautiful and an easy trail for all skill levels. As we made our way to the spring, Thom pointed out that it was easy because the entire way was downhill....this made me a little concerned about our return. I was under the impression that we could go down to the spring, but it was actually an overlook over the spring. From t