TV Guide Discovery Channel Friday

Host Mike Rowe takes an unflinching look at some unsung American workers and the unusual, unique and sometimes distasteful jobs that they do to make a living.

Host Mike Rowe takes an unflinching look at some unsung American workers and the unusual, unique and sometimes distasteful jobs that they do to make a living.

Host Mike Rowe takes an unflinching look at some unsung American workers and the unusual, unique and sometimes distasteful jobs that they do to make a living.

Host Mike Rowe takes an unflinching look at some unsung American workers and the unusual, unique and sometimes distasteful jobs that they do to make a living.

A look at how video game companies evolved, did collaborations, and other extreme moves in an effort to reinvent the gaming industry.

People in the Appalachian Mountains reveal the efforts they put into carrying on a 200-year-old tradition and how they survive through ingenuity and endurance.

A survival expert and a naturalist demonstrate how to survive dangerous situations by combining their knowledge and using the tools around them.

A survival expert and a naturalist demonstrate how to survive dangerous situations by combining their knowledge and using the tools around them.

A survival expert and a naturalist demonstrate how to survive dangerous situations by combining their knowledge and using the tools around them.

A survival expert and a naturalist demonstrate how to survive dangerous situations by combining their knowledge and using the tools around them.

A survival expert and a naturalist demonstrate how to survive dangerous situations by combining their knowledge and using the tools around them.

Veteran logger Jared Douglas and his logging crew travel to remote locations to cut down the world's largest trees in hopes of a big payday.

Veteran logger Jared Douglas and his logging crew travel to remote locations to cut down the world's largest trees in hopes of a big payday.

Veteran logger Jared Douglas and his logging crew travel to remote locations to cut down the world's largest trees in hopes of a big payday.

Veteran logger Jared Douglas and his logging crew travel to remote locations to cut down the world's largest trees in hopes of a big payday.

Veteran logger Jared Douglas and his logging crew travel to remote locations to cut down the world's largest trees in hopes of a big payday.

Cameras return to follow the Hoffman crew as they confront new obstacles and challenges during their mission to excavate gold from the northern wilderness.

Cameras return to follow the Hoffman crew as they confront new obstacles and challenges during their mission to excavate gold from the northern wilderness.

Cameras return to follow the Hoffman crew as they confront new obstacles and challenges during their mission to excavate gold from the northern wilderness.

Cameras return to follow the Hoffman crew as they confront new obstacles and challenges during their mission to excavate gold from the northern wilderness.

Cameras return to follow the Hoffman crew as they confront new obstacles and challenges during their mission to excavate gold from the northern wilderness.

Veteran logger Jared Douglas and his logging crew travel to remote locations to cut down the world's largest trees in hopes of a big payday.

Gold miner Freddy Dodge teams up with expert mechanic and fellow "Gold Rush" miner Juan Ibarra to help everyday people with their gold mining operations.

Gold miner Freddy Dodge teams up with expert mechanic and fellow "Gold Rush" miner Juan Ibarra to help everyday people with their gold mining operations.

Cameras return to follow the Hoffman crew as they confront new obstacles and challenges during their mission to excavate gold from the northern wilderness.

Veteran logger Jared Douglas and his logging crew travel to remote locations to cut down the world's largest trees in hopes of a big payday.

Gold miner Freddy Dodge teams up with expert mechanic and fellow "Gold Rush" miner Juan Ibarra to help everyday people with their gold mining operations.

Gold miner Freddy Dodge teams up with expert mechanic and fellow "Gold Rush" miner Juan Ibarra to help everyday people with their gold mining operations.

Dave Turin and his team travel across the United States to search for an estimated $3 trillion in gold still lying undiscovered in America.

The owner of an Atlanta auction house sorts through a variety of items in order to cultivate the most unusual ones that will fetch the highest bids.