Mammoth Cave Onyx: Exploring the Captivating Beauty of Kentucky’s Underground Gem
Mammoth Cave Onyx, also known as Great Onyx Cave, is a remarkable natural wonder located within the Mammoth Cave National Park in Kentucky, United States. This active cave, with its constant temperature of 58°F (14°C) and 144 steps, offers visitors a unique and captivating underground experience. Accessibility and Exploration Image Credit: Wikimedia Mammoth Cave Onyx … Read more