6 Caves to explore in United States
Third largest and third most populous country in the world. Size-wise, it is almost as large as the continent of Europe.
Black Chasm Cavern is a cave nestled in the hamlet of Volcano, located in Amador County, California. It is a dissolution cave, formed by sulfuric acid resulting from Geo-thermal hydrogen sulfide reacting with down-moving oxygenated surface water.
The Grand Canyon Caverns is located along Route 66 in Northern Arizona. These are the largest dry caverns in the United States, located 200 to 300 feet below the surface. The Grand Canyon Caverns’ formed during the Mississippian Period of geologic time (345 million years ago ).
The cave is the largest lava tube on Maui and the 18th largest lava tube in the world. The tube was created over 960 years ago as lava spewed up from underground towards the ocean surface.
This is a show cave located in Calaveras county. It is named after the gold prospector Walter J. Mercer who discovered the caves around 1885 and filed a claim. It is formed in a marble unit known as the Calaveras Formation. It also contains a large display of aragonite frostwork. The standard tour of the cave descends 160 feet, 208 steps down and 232 up in a traverse between the natural and an artificial entrance.
Moaning Caverns is a solutional cave located in Calaveras County, California, near Vallecito, California in the heart of the state's Gold Country. It is developed in the marble of the Calaveras Formation. It was discovered in modern times by gold miners in 1851. One can visit this place and can understand the things in this cave. not at all a tour, it is a little bit adventurous too.
Waiʻanapanapa means “glistening fresh water” in the Hawaiian language, referring to nearby fresh water streams and sparkling pools.The park has seabird colonies, lava tubes, blowholes, freshwater caves, and a natural stone arch.