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Flickr/James St. John The 1842 Tuberculosis Hospital in Mammoth Cave Dr. John Croghan bought Mammoth Cave in 1839 for $10,000. This Louisville doctor treated...
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Flickr/James St. John The 1842 Tuberculosis Hospital in Mammoth Cave Dr. John Croghan bought Mammoth Cave in 1839 for $10,000. This Louisville doctor treated...
Shutterstock Missouri’s secret summer circuit Missouri sits right in America’s heartland, but this state packs more variety into its borders than most travelers realize....
Shutterstock The Bat Flight at Carlsbad Caverns, NM Most tourists show up for caves at Carlsbad Caverns. The smart ones stay for the bats....
Wikimedia Commons/Eric in SF Blanchard Springs Caverns, Arkansas Most caves are museums of old rock. Blanchard Springs is more like a workshop where nature...
Shutterstock Russell Cave, Alabama Russell Cave looks like any other hole in the rock until you learn what happened inside. For thousands of years,...
Shutterstock Stephen Bishop, Mammoth Cave Explorer Stephen Bishop could navigate total darkness like most people walk through their living room. Born into slavery, he...
Shutterstock The Wave Cave Trail, Arizona This 3-mile round trip trail looks simple on paper, but packs a serious punch. You’ll battle intense sun...
Shutterstock Russell Cave National Monument, Alabama When ancient humans needed a place to crash in Alabama, they picked Russell Cave and continued to use...
National Park Service All Mobility Levels Welcome Finally, a way to experience Kentucky’s underground marvel without tackling steep stairs or tight squeezes. This carefully...
Flickr/Greg Schechter Washington’s Ape Caves Washington’s longest lava tube snakes beneath Mount St. Helens, dark and cool year-round. The cave system splits into two...