Son Doong cave is World's largest cave

Son Doong cave(Vietnamese: Hang Son Doong) is world's largest cave, located in Quang Binh province, Vietnam. It is found by a local man named Ho Khanh in 1991 and was recently discovered in 2009 by British cavers, led by Howard Limbert. The name "Son Doong" cave means "mountain river cave", It was created 2-5 million years ago by river water eroding away the limestone underneath the mountain Where the limestone was weak, the ceiling collapsed creating huge skylights...

www.sondoongcave.org/

March 16, 2015 - It has room for a skyscraper with 40 floors and it contains both jungle and a river. The Son Doong cave in Vietnam are the largest one in the world and a tour inside this place is something out of the ordinary.

Tag along in this underground world and be astound by how beautiful nature can be.

The enormous cave is situated in the Vietnamese national park Phon Nha-Ke Bang, 280 miles south from the countries capital city Hanoi.

Son Goong means ”mountain-river-cave” and crafts from two too five million years ago. But for a long time it was undiscovered. It was first find 1991 by a local farmer, but the first people who explored the cave was brittish experts in 2009.Flickr/Hugh Derr

The cave as a whole is considered to be 87 miles long.

It contains its own animal life, a rainforest, lakes, beaches and a river.Flickr/Hugh Derr

A lot of caves has relics from a prehistoric age, like statues or paintings in the mountain walls. But nothing like that has been found in this cave.

2013 did the first tourists visit the cave.

There are guided tours to get here. The tour can take seven days and the cost is around $2300 (1500 brittish pound). For that price you will also spend five nights camping inside the cave.

The cave is also rich in rare pearls that has been shaped for centuries by water drops that’s been dried and shaped a layer of lime on the sand.