Earth’s Oldest Maw Discovered

The Jenolan Caves have been assessed at 340 million years old, trumping all other cave systems by quite a bit. I’ve visited the Carlsbad Caverns before and was truly amazed at that beauty. I cannot imagine what a 340 million year-old system would look like. Robert Holly of the U.S. Department of the Interior said… Continue reading Earth’s Oldest Maw Discovered