Kuna Caves--Kuna, Idaho
The Kuna Caves (or Kuna Cave ) is a lava tube cave south of Kuna, Idaho, with a public entrance, an opening in the ground with a caged ladder leading down into the main cavern. Background The cave is about 50 feet (15 m) deep and runs about a quarter mile north and around 1,000 feet (300 m) south from the entrance. The southern portion of the cave requires crawling through a trench dug out of the clay floor of the cave, leading to a small space approximately 3 feet (0.91 m) wide by 3 feet (0.91 m) tall by 4 feet (1.2 m) long in which you can turn around to return to the main [cavern]. The interior temperature of the cave hovers around 56 °F (13 °C) year-round. A logbook was placed deep in the North end of the cave for people to sign in 2018. Local Culture According to locals, at one time the system had been much larger and was composed of multiple caves, even stretching to the Snake River, before the United States Army Corps of Engineers blocked it off by detonating d...