https://www.youtube.com/watch?v=Z8SjYMTL7zA
"The story of Mel's Hole - a mysterious pit, possibly as deep as 80,000 feet, located somewhere in the middle of Washington near Ellensburg." https://www.youtube.com/watch?v=gDZN3qV0UQE
Of course there are mysterious holes all over the world.
‘Well of Hell’: what lies beneath Yemen’s mysterious giant hole in Al-Mahra desert https://www.youtube.com/watch?v=ksPMaYeNdNg
Mysterious holes in Switzerland https://www.youtube.com/watch?v=R2UOH5A_EUg
