You probably remember that we had a small story about a giant sinkhole that appeared in the Yamal peninsula some time ago. At that time, the helicopter flyby was made to take the photos and confirm that the thing exists and it is not the result of some weapon being used but rather of natural causes. Then they sent a second group of scientists to explore the place. The scientists went there and weren't able to go too close as the land was collapsing all the time and there were strong winds on the surface and it was considered dangerous conditions to carry on. So they returned again in winter, for the third time. Let's see how it was: