Carlsbad Caverns is a national park that preserves a portion of the Capitan Reef, one of the best preserved, exposed Permian-age fossil reefs in the world. The ocean fossils that have been found here paint a picture for archeologist of a shallow inland sea that existed between 240-280 million years ago. Water, geological forces, climactic changes, and time have created and changed the fossil reef into what it is today.
4. Jewel Cave, South Dakota
This cave is ranked as third longest in the world and second longest in the United States. It boast a variety of rock formations like stalagmites, stalactites, draperies, frostwork, flowstone, boxwork and hydromagnesite balloons.
5. Niagara Cave, Minnesota
Here is the mid-west’s largest limestone cavern and it is carved out by underground streams, some of which tumble for 60 feet – hence the name Niagara Cave. Also, in places the ceiling reaches over 100 feet high and showcases deep canyons and gorges creating an awe inspiring view.
6. Meremac Caverns, Missouri
These caverns are often referred to as “The Greatest Show Under Earth” with seven stories that offer a series of natural openings, and 26 miles of underground passages. Also, inside the cave is a gift shop, a restaurant and 28 flavors of ice cream.
7. Caverns of Sonora, Texas
This cavern is a complex labyrinth of sparkling speletherms – the floors, walls, and ceilings are completely covered making it look like the inside of a crystal lined geode! It has been said that the beauty of these caves cannot be exaggerated.
8. Polar Caves, New Hampshire
These caves were formed around 50,000 years ago as the third continental glacier passed over New Hampshire’s White Mountains. When the glacier retreated it left behind an amazing series of caves marked by quartz veins, mineral deposits and canyons.
9. Luray Caverns, Virginia
Inside you will find something you won’t find in any other cavern in the world – an organ made out of stalactites. Engineer and organist Leland Sprinkle carefully tuned 37 stalactites and installed rubber tipped mallets alongside of them so when he plays the organ the mallets tap the rocks, producing beautiful bell like tones. The Guinness Book of World Records recognizes it as the largest natural musical instrument.
10. Mammoth Cave, Kentucky
Welcome to the largest cave in the world! Stretching over 350 miles and 379 feet deep no wonder other caves cannot compete! It also contains over 50 species of cave creatures that marked the cave as a national park in 1941 and a World Heritage Site in 1981.
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Contact United Military Travel to book your visit to any of these fantastic caverns!