Why Is Florida Caverns Marianna Geologically Unique?
🕐 7 min read | 🌍 Natural Wonders 🔒 Key Takeaways Florida Caverns is Florida's most accessible publicly toured cave system, located 130 feet below Marianna in Jackson County, welcoming 250,000+ visitors annually through ranger-guided tours The caverns contain 95-million-year-old Ocala Limestone formations with stalactites growing at 1 inch per 100 years and merged pillars reaching 20 feet tall in underground chambers Underground temperature remains constant at 65°F (18°C) year-round due to Floridan Aquifer circulation, which discharges 60 million gallons daily into nearby Blue Spring Florida's North Florida Karst region spans 60,000 square miles with over 3,000 caves, making Marianna a critical research site for understanding groundwater vulnerability and saltwater intrusion threats Beneath the gently rolling terrain of north-central Florida lies a hidden underworld that defies the state's swampy reputation. Florida Caverns in Marianna showcases a spectacula...