This Is What an International Whistling Champion Sounds Like

Whistling may seem as innocuous a pastime as any, but as with all things, there is a serious culture dedicated to the perfection of the sonic craft. One particular Christopher Ullman has made it his life's pursuit to be the best whistler on the planet, and has achieved it to a large extent -- he currently holds the honor of being a four-time national and international whistling champion. As he explains in the above video by National Geographic, what distinguishes a champion whistler is the bread...