Mike travels to New Mexico to work as a Fish Squeezer with the Department of Game and Fish. Then he heads to Virginia to practice the ancient art of pet acupuncture on a goat named Lilly.

Mike travels to a remote area near Moab, Utah, to take on the job of being a paleontologist.

Mike assists the Millennium Seed Bank Project, which preserves seeds that could be replanted following a catastrophic event, at the Chicago Botanic Garden.

Mike becomes a water softener technician in Minnesota, and works as a coin washer at a San Francisco hotel.

Mike works at a barber shop in Mobile, Ala., and visits California to work as a landfill operator.

Working with the Knights of Revelry, a 137-year-old secret society, Mike Rowe assembles evil-spirit-warding cow bladders for the Knights Mardi Gras parade float.

Mike Rowe passes a surprisingly tranquil -- and highly entertaining -- day at Medical Waste Transport, Inc. in Sioux Falls, S.D.

Mike takes another look back at some of the unusual and quirky conversations he's had with his dirty co-workers. Using 99.9% never-before-seen footage, this special is an entertaining look at the art of communication.

A radio-communications tower rises in North Dakota; Mike visits a Hollywood soundstage to commemorate his experiences in all 50 states.

At Gills Onions, Mike Rowe slices, dices and tastes onions before cleaning out the juicing machine and parts of the reactor. Then, its off to the San Francisco Fire Department to help build wooden ladders.