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Risking their lives tackling 8 feet of black muck pushes man and machine to the limit as Dave Turin's D8 dozer falls into a sinkhole.

After looming fears and questioning whether or not the Hoffman crew is actually sitting above a paystreak of gold, they find results after their drill testing completes.

When the crew questions whether gold lies beneath the mud, Todd is forced to visit to a local mining legend for advice.

The Hoffman's decide to drill different parts of their claim to check for gold. The crew will finally know whether they are sitting on a gold-rich paystreak or about to go bust.

Fred receives devastating news from his wife. The worst flooding in 40 years, in their hometown of Minot N. Dakota, has destroyed Fred's home and all his possessions.

Dave Turin struggles to work the D-8 dozer on the slippery permafrost that covers the sloping east bank of Quartz Creek.

The Hoffman crew checks out the old gold mining dredge that once worked the Quartz Creek claim.

Hard work and no pay sets up a confrontation between Dustin Hurt and his father Dakota Fred at the Porcupine Creek claim.

Adam and Jamie never set out to inspire or educate kids with their show, but that's what happened.

Jack Hoffman drops by Porcupine Creek to check out Dakota Fred's changes and gets one last look at the glory hole that cost him so much effort last year.

Adam Savage describes how he got his start as a MythBuster in 2002, and why they blow up so much stuff.

After a near mutiny within the ranks, the Hoffman Crew learns some valuable lessons from a colorful cast of locals in the Klondike. "Gold Mining For Dummies" is one way of putting it.

Adam Savage inspires students to pursue a career in science by giving them historic examples of new discoveries.

Adam Savage reveals that he is actually a high-functioning hoarder who, inspired by his friend, Hellboy director Guillermo del Toro, converted his shop into a man cave.

Adam Savage shares what his two must-have tools are: the portable band-saw and a multi-tool.

Adam Savage explains how it's no coincidence that he's "the funny one" of the duo.

The University of Twente in Holland issues honorary doctorates to the MythBusters for their contribution to science and technology.

Get a closer look at the continuing adventures of Karl, your favorite Idiot Abroad, in this clip from Discovery.

Get a closer look at the continuing adventures of Karl, your favorite Idiot Abroad, in this clip from Discovery.

Speed is key when the crew rushes over to a scene and soon finds that their competitor is hot on their trail.

As fabrication begins on Paul Jr. Designs' aviation-inspired bike, Vinnie and Paulie respond to public comments by Senior and Jesse about the three-way build-off.

Get a closer look at the continuing adventures of Karl, your favorite Idiot Abroad, in this clip from Discovery.

Get a closer look at the continuing adventures of Karl, your favorite Idiot Abroad, in this clip from Discovery.

Get a closer look at the continuing adventures of Karl, your favorite Idiot Abroad, in this clip from Discovery.

Get a closer look at the continuing adventures of Karl, your favorite Idiot Abroad, in this clip from Discovery.