There was a question on another thread asking for some pictures of Delgon architecture. I recently did an image of a view across Delgon. I was trying out pen and inks as I've never used them a huge amount. The vague thought was to try and do similar views across different parts of Anyaral, but I haven't got that far yet.
I also dug out a few older sketches of Delgon buildings. I'm not sure if I've shared these before, but here they are again anyway.
Delgon buildings are large affairs, with most of the occupied areas above ground. Small tunnels link areas though, so you end up with small buildings away from the central structures.
This picture was in the original book:
These two are rougher sketches: