Bologna-making in Pennsylvania. Also: the host repairs a special toilet in Alaska.
Mike counts common terns in Ohio, and seals off an abandoned mine shaft in northern California.
The host visits the La Brea Tar Pits in California; farm animals are rendered and recycled.
Mike visits California, where he harvests walnuts in Meridian and makes goose-down comforters and pillows in Tulelake.
The host presses olives into oil in Arizona and cleans dirty diapers in California.
Mike makes high-quality bird food in Payette, Idaho. Also: milking venomous spiders in Yarnell, Ariz.
Mike restores locomotives in Boise, Idaho, for his 200th dirty job.
Highlights from the series are featured.
Mike challenges the executive producers to take on a dirty job.
Mike visits Big Lake, Alaska, to learn how to breed and train sled dogs.
Mike crushes abandoned boats in Miami and recycles used mattresses in San Francisco.
Mike cleans high-rise windows in downtown Honolulu.
Mike performs tests on endangered alligator snapping turtles in Arkansas, and he also recycles toilets in San Francisco.
Mike visits Ramona, Cal., where he learns how to milk, breed and care for dromedary camels.
An electronic waste-recycling facility is visited in California. Also: Mike makes tofu in Honolulu.
Mike researches dung beetles in Jonesboro, Ark., and he tries to make glass art in Williamstown, W. Va.
Mike visits a hydroelectric dam in Wenatchee, Wash. Also: what it's like to catch and tag fish in a fish-bypass system.
Mike recalls hazardous jobs and makes a case for safety and personal responsibility.
Mike tries to shrink-wrap a houseboat in Kentucky and visits a reindeer farm in Palmer, Alaska.
Mike Rowe makes "dirt shirts" in Hawaii and marbles in Reno, Ohio.
Mike learns what it takes to be a specialty fireworks technician in Addison, Pa. Also: a cow with a hole in its stomach is examined at Arkansas State University.