The most unique crystal cave in the world

Known as one of the most mysterious caves in the world, the Caves crystal is always a great attraction for explorers. Especially, when the temperature of the cave is always high, the exploration becomes more difficult.

The photos below record the exciting journey of scientists in this mysterious cave expedition. Photo on National Geographic.

In the orange clothes cooled with ice, scientists go deep into the crystal cave with a depth of 300m underground.


Stone crystals are forming at a depth of 150m underground that looks like small cauliflower flowers.


Picture an adventurer in a cold air room to avoid the heat of this strange beautiful cave. Regular temperatures of up to 50 degrees Celsius and 9-0 - 100% humidity of the cave make the study process difficult.


CaSO4 crystal columns are like sparkling silver swords.


Images of small fragment crystals in newly discovered caves.


Pictures of scientists studying Pha Le Cave. According to the analysis, there are more than 200 million virus species in a drop of water in this cave.


Scientists always wear a device that weighs about 25kg and has a cooling effect between 15 minutes and 1 hour.


Scientists rest in a cooled glass chamber outside the cave. With temperatures above 50 ° C and 90% - 100% humidity, Crystal Cave can kill a person within 30 minutes if not equipped with body cooling devices.


Image of giant crystal columns in the cave.


A scientist looked at a piece of crystal in the cave.


Hundreds of gigantic CaSO ₄ columns form the layer of crystal crystals sparkling in dynamic ladders.