Balsamic Vinegar; Drysuits; Stunt Plane How Do They Do It? : Season 11 Episode 13
Discovery 51m
Aired: October 1st, 2014 @ 10:00 PM EST on Discovery
An insight into how the world's most expensive vinegar is made, how divers keep dry and warm in the freezing ocean, and how to build a plane that can fly upside down.
