Mount Rushmore rides that fine line between man made and natural like no other structure in the world. Large amounts of dynamite were used to built it, using a process known as what?

The first step in making Mount Rushmore was blasting with dynamite, which was followed by the process of “honeycombing," where workers drill holes close together, allowing small pieces to be removed by hand.

Asked by Tom Cohen · Last updated 5 years ago · 1.6K views