There he goes

The instant the instructors let go of the student, he rockets towards the surface. It's hard to see from this picture how quickly the student rises, but it takes no more than a second to reach the surface 37 feet above, which is a major reason the students are taught to expel all the air from their lungs as they rise.

Click here to read the related story and click here to see the full photo gallery on the Virginia class nuclear submarine, the North Carolina. Also, click here to check out the entire Road Trip 2010 package.