Historian Yohuru Williams dives into the history of the Olympic Games.

The Indianapolis Motor Speedway, home of the legendary Indy 500 auto race, opened in 1909. Go behind the scenes at the place where the need for speed is an obsession, and explore the awe-inspiring cars that race there.

Don't try this at home! These daredevils are known for pushing limits in dangerous situations.

Watch Peyton Manning countdown the top three stadiums of all time.