Back in the late 1970's deconstructivist writer and architect Bernard Tschumi designed a series of advertisements for the concept of architecture. Like, not any building in particular, but the idea of buildings as art. They're pretty awesome, you can see the originals here.
Thus inspired, I decided to do the same thing with dungeons, which sometimes get a bad rap from the sort of people who prefer more narrative-driven games. But a dungeon is a wonderful storytelling tool: information can be gleaned from enemy placement, dropped items, even masonry. Locational storytelling is an important skill for good DM's to learn, and it breaks my heart that the noble dungeon has been so maligned when it alone teaches this better than almost anything else.
Click for big, but don't look too closely or my no-budget noise effects might distract from the overall message.