🦇Share/Save this Carlsbad Caverns guide for future planning! 📝 Facts about Carlsbad Caverns National Park, located in New Mexico! •This limestone cave was created over 250 million years ago •The bones of ice age animals such as Lions and Giant Sloths have been found at the caves entrance. •The temperature of the cave holds at a steady 56 degrees year round. •As many as 300,000 bats come from the cave each night. •The Big Room section of Carlsbad Caverns covers 8.2 acres. Making it the largest