On November 26th 1976, Dan Blankenship was lowered down into Borehole 10X to try and discover more about the mysterious treasure of Oak Island. At a depth of 95 feet, the casing of the shaft began to collapse and Dan was almost crushed.

Oak Island Treasure brings you the transcribed conversation, relayed via radio between Dan Blankenship and his son David.

 See photos of this day when Dan was preparing to enter Borehole 10X

 The moment Dan is lowered down into Borehole 10X