In this special episode of Dirty Jobs Mike heads to the edge of the Arctic Circle, on the northeast side of Canada's Baffin Island in search of one of the most mysterious sharks known to man : the Greenland shark.
Mike visits a Chicken Farm to see how eggs make it to the store. There, he finds out that 1.4 million chickens equal a lot of poo, which he gets the chance to clean. Later, Mike learns how dirty dirt becomes clean dirt as he sterilizes soil in Oklahoma.
Mike travels to Yakama, Washington to harvest hops, the main ingredient in beer. From there Mike goes to the Hudson Valley where he turns animal hides in to paper.
Mike travels to the middle of Connecticut to clean out a lake, then drops by a gourd farm in Pennsylvania and transforms gourds into a variety of products.
Mike travels to Ohio to check on the Common Tern population and then he finds himself in Northern California plugging an abandoned mineshaft.