Everywhere, people do risky jobs. In Phoenix, Arizona, firefighters take 24 hour shifts-sometimes taking over 10 calls a day-to protect their communities. But for these men and women, the rush of the risk and helping those in need makes it all worth it.

Alligators are a constant threat to the people of Florida. The first line of defense against them are the alligator trappers-a group whose job it is to find and capture these dangerous predators before they can harm the people around them.

When there is a hurricane warning, people run to the nearest safety. Everyone, that is, except for hurricane chasers. These brave photographers and scientists get right in the thick of the storm to get the material that no one else can.

Fighting fires has always risky, but to combat them in a forest, surrounded by millions of acres of fuel for the blaze, is another thing entirely. Forest Firefighters stop these infernos on the ground level, before they consume everything around them.

You know your job is one of the most dangerous in the world when your toolbox includes an M-16 rifle. Witness what it's like to patrol one of the top ten most violent cities in North America, where every corner and police officer has a story to tell.

Motor sport racing is different from every other kind of sport because death could be around every corner. When the racers crash, it is up to the car rescuers to knowingly put their lives on the line to save the drivers-and every second counts.