https://www.youtube.com/watch?v=tyUfFEcvjGs&feature=youtu.be Newsflash/@environmental.geology.department This is the moment a 330-foot hole appears apparently caused by the collapsing of a mine.you The collapse took place in the western Ukrainian city of Drohobych in Lviv Oblast and a hollow measuring 150 metres by 50 metres (492 feet by 164 feet) and 100 metres (328…