Can Bourbon be made outside of Kentucky?

“Kentucky Bourbon is the ONLY bourbon”, they say. “You can’t really make bourbon outside of Kentucky because it’s a combination of the barrels and the limestone fed springs that give us water. That’s our story and were sticking to it.” Considering that only 5% of the world’s supply of bourbon is made outside of the southern state – is there a method to this myth? First off, all bourbon is whiskey but not all whiskey is bourbon. Whiskey...