A cave-in opened Milford Mine to a lake overhead. What happened next became Minnesota's worst mining disaster inforum.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from inforum.com Daily Mail and Mail on Sunday newspapers.
A cave-in opened Milford Mine to a lake overhead. What happened next became Minnesota's worst mining disaster perhamfocus.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from perhamfocus.com Daily Mail and Mail on Sunday newspapers.
What is Minnesota's deepest lake? startribune.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from startribune.com Daily Mail and Mail on Sunday newspapers.