Carlsbad Caverns say they keep finding trash from decades ago, when they first opened to the public in 1923. Cavern officials ...

It turns out that before Carlsbad Caverns was classified as a National Park, it was a mine. The miners there were seeking guano, or bat dung, which was sold to be used as fertilizer. According to ...

Rangers at Carlsbad Caverns National Park describe a discarded bag of Cheetos as a ‘world-changing’ event for the tiny microbes and insects that call this specialized subterranean environment home ...