
Before hosting Discovery's "Dirty Jobs," Mike Rowe had a program in San Francisco about folks on a mission -- mad scientists, eccentric collectors, devoted do-gooders -- called "Somebody's Gotta Do It." Now, CNN gives Rowe free rein to scour the country for people who, he says, "do what they do because of a weird mix of love, compulsion, obsession, dedication -- whatever it is. Those people have always interested me." The former series focused on the task, but this version spotlights the personality. Or, as he puts it: "More mission, less poop."

Mike Rowe joins the ice sculpture prodigies of Art Below Zero as they prepare their jaw dropping ice sculptures for huge events.

Mike Rowe travels to Quitaque, Texas to meet a lady who has made her life's work rescuing prairie dogs to preserve Texas' northern prairie lands.

There's no reason or deep story behind what Mike's doing; he just wanted to blow some stuff up at Demolition Ranch.

Mike Rowe joins the Chicago Special Operations' Scuba Team to dive into the art of ice rescues and gets a little wet, and cold, behind the ears.