Mike works for New Mexico's Department of Game and Fish, and takes a trip to Virginia to learn pet acupuncture.

Mike takes up paleontology in a remote part of Utah.

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.

Mike travels to Mobile, Alabama to get a behind the scenes look at a Mardi Gras "Folly" float. He spends his day assembling cow bladders that will be used during the parade to drive away evil spirits.

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.

Mike works as an onion processor, and helps build wooden ladders for the San Francisco Fire Department.

In this special, Mike takes a 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, it's an entertaining look at the art of communication.