What is the size of caverns of sonora?

The Caverns of Sonora, located in Texas, feature a vast network of chambers and passageways that extend over 3.5 miles (approximately 5.6 kilometers) in length. The main cavern itself has several impressive rooms, with some chambers reaching heights of over 60 feet (about 18 meters). The caverns are renowned for their stunning formations, including stalactites, stalagmites, and unique features like "cave pearls." Overall, they are a significant example of limestone cave systems in the United States.