A map of the books I've read, respect, or mean to reach. Read ground is charted; the unread is drawn as sea and frontier. Look around, or ask it for a book.
how to travel
Drag to pan · wheel to zoom · tilt and turn with ⌘-drag (or ctrl or shift), right-drag, or the arrow keys. Zoom out and only the lands remain; descend and the books surface. With a book open, ← → walk you along its kin.