@CNN: Archeologists in Mexico have discovered the world’s largest flooded cave. The watery labyrinth spans 216 miles in a stunning web of underwater grottoes https://t.co/kjs2XsyzV0 https://t.co/XYgpl5A4vq
Archeologists in Mexico have discovered the world's largest flooded cave. The watery labyrinth spans 216 miles in a stunning web of underwater grottoes https://t.co/kjs2XsyzV0 pic.twitter.com/XYgpl5A4vq
— CNN (@CNN) January 19, 2018