Broadcaster Mark Dolan comes face to face with human extremes once more as he goes in search of some of the world's most incredible individuals. Finding these people is just the start of his mission. His real journey is to discover how and why some people can become extraordinary, even if they're not always born that way to begin with. In this episode Mark immerses himself in the lives of child geniuses.

Back in the 90's Lola Ferrari was a worldwide phenomenon regularly parading her huge 4 litre breasts on television but since her sad demise in 2000 what has happened to the big breast scene?

Mark Dolan comes face to face with human extremes once more as he goes in search of some of the world's most incredible individuals, but finding these people is just the start of his mission. Mark's real journey is to discover how and why some people can become extraordinary, even if they're not always born that way to begin with.

We live in a world of declining family size. In many western societies couples are having less than two childrenper family -not even replacing themselves. And in Britain big families are viewed with suspicion, even hostility.