You've held the can. The mountain on it is real: a specific peak with a name, an elevation, and a trailhead southeast of Telluride, Colorado. Almost nobody who recognizes the label can tell you that. Thirteen chapters on the mountain, the brewery, the beer that could only be bought west of the Mississippi for most of a century, and how a German immigrant who stowed away on a ship ended up putting a Colorado fourteener on the most-seen beverage container in the world.