This Man Helps Nat Geo Photographers Get the Shot

Cheetah-proof flashbulbs, custom wide-angle lenses, and cameras that take two photos at once: It's all in a day's work for Kenji Yamaguchi, a master photographic engineer at National Geographic. For 32 years, his custom contraptions have helped photographers capture iconic images on assignments all over the world.

Click to read more about Kenji and see photos captured with his help.