Morgan Spurlock subjects himself to a diet based only on McDonald's fast food three times a day for thirty days without exercising to try to prove why so many Americans are fat or obese. He submits himself to a complete check-up by three doctors, comparing his weight along the way, resulting in a scary conclusion.

Edward Norton narrates the story of one of the most unlikely social movements in American history: the struggle to convert thousands of miles of abandoned railroads into trails for cycling and walking. Facing fierce opposition and legal challenges from private property owners, leaders fought to reclaim these corridors for the public, creating a national network of scenic, car-free paths.