Even though Mike has worked with concrete before in Dallas, he visits concrete workers in California today to learn the art of concrete stamping. Then he goes to New Orleans to care for penguins. While they may seem cute and cuddly, penguins create a lot of very smelly waste which Mike discovers when he heads to Audubon Zoo in New Orleans to work as a keeper for the day. Finally, he gets in the mud to hunt blood worms in Maine

Mike Rowe rolls up his sleeve and gets dirty making giant bells at the McShane Bell Foundry. Mike also gets down and dirty with the US Army Corps of Engineers as they conduct yearly maintenance on a hurricane barrier that was raised from the oceans floor. Mike helps New Orleans residents restore, rebuild and revive their city in the aftermath of Hurricane Katrina.