Mayan Ruins: Caracol is the largest known Maya site in Belize and one of the biggest in the Maya world. Caracol had an estimated population of people. The enormous central core area covered 15 square miles. Credit: Patrick J Endres
World’s Largest Cave- Son Doong Cave, Vietnam. This picture is not edited in any way. It is taken inside the “Son Doong Cave”- Earth’s largest cave known in existence. The cave is more than 200 meters high, 150 meters wide and reaches over 5 kilometers.