Bertha is under Seattle

“Bertha” is shown in July 2013 as it prepared to begin tunneling in Seattle.

In Seattle, No Simple Answers For A Stalled Tunneling Machine
January 23, 2014
http://www.npr.org/blogs/thetwo-way/2014/01/23/265355136/in-seattle-no-simple-answers-for-a-stalled-tunneling-machine

Ever wonder what happened with Bertha — the world’s biggest tunneling machine, stuck under Seattle?