Meet Harriet, the giant earth-boring machine that's drilling a new Port of Miami tunnel.
Harriet started drilling a few months ago and will keep going for more than a year.
The $1 billion port tunnel project should be complete in 2014.
Nov. 15: Miami port tunnel drilling begins
Copyright 2011 by Post Newsweek. All rights reserved. This material may not be published, broadcast, rewritten or redistributed.