D+

All the Row D blocks have been joined.

The pink block, D-9, is rotated a quarter turn. If I rotated it back, it would help emphasize the Trip-Round-the-World arrangement because it helps move the eye in the direction of the "trip," but it's likely I'm the only one who will notice, so I'm going to leave it.

Here are two more close ups. To enlarge the photos, double click them.