Demolition
Demolition of the Ream’s Turtle took two track-hoes, one equipped with a 5000-pound wrecking ball that continually circled the dome, bashing its concrete.
Image from Dr. Arnold Wilson and the Ream's Turtle story

Demolition of the Ream’s Turtle took two track-hoes, one equipped with a 5000-pound wrecking ball that continually circled the dome, bashing its concrete.