Day 6: Carlsbad Caverns
February 25th 2015 Today I will be going hundreds of feet underground in the form of Carlsbad Caverns. One of my earliest memories was reading an entry in a fact book about Carlsbad Cavern. It is the deepest natural cavern in the world and was created when sulfuric acid dissolved the surrounding limestone. Native American artifacts have been found deep in the caverns so human beings have been exploring the caverns f
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