Deepest underground concert?! The Shaft Bottom Boys have taken the title for the deepest concert underground after playing a concert at 1,893.8 m (6,213 ft 3.05 in) below sea level at Vale's Creighton Mine in the City of Greater Sudbury, Ontario. https://t.co/skeBmgDKbo pic.twitter.com/4WmO7v1aPl— GuinnessWorldRecords (@GWR) March 11, 2020