Tears of the Turtle Cave
Tears of the Turtle Cave is located in the Bob Marshall Wilderness in western Montana and is currently the deepest known limestone cave in the United States since passing New Mexico's Lechuguilla Cave in 2014. As of August 2024, the cave is known to be 2,477 feet (755 m) deep and 1.88 miles (3, 030 m) long. The cave consists mostly of narrow fissure passages passing over approximately 50 short rope drops. The cave has a temperature of 37 °F (3 °C), and it is muddy and poorly decorated.
Cave data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).