It was called the "Pride of the Pacific" and the "Gibraltar of the West"; yet it lies in the shadows of its gigantic neighbor - the "fort at Fort Point," - appearing tiny, insignificant in comparison; that is, if one can see it at all. For the large part of almost any day, sometimes for days at a time, it is all but invisible. And when one can see it, the Golden Gate Bridge draws all eyes to itself and away from the old red brick building beneath it. Not until one stands next to it, stands on its inner parade ground, walks its cavernous corridors, or climbs the iron stairs to its roof, does...