The 23rd Street Armory, site of the 2012 Philadelphia Bike Expo, is a miniature fortress of a place, complete with turrets.
Its appearance was only enhanced, of course, by the presence of a horde of cyclists:
The massive front doors held a secret, fortunately:
Though getting over that frame wasn’t easy.
Inside, of course, it’s just an enormous space with a cement floor; all function, no form. But what else would an armory be?
(Posts on the Expo itself are on the way.)