[Hollow Earth] - Giant Craters sprouting in Siberia

[UltimaOnline]

Giant craters are sprouting in increasing numbers, including 1 massive crater over 1km in diameter. Hollow Earth, anyone?

https://www.youtube.com/results?search_query=giant+crater+siberia

[video=youtube;ly8qKiyFXHw]https://www.youtube.com/watch?v=ly8qKiyFXHw[/video]