I really like the organic formation of this line work. I see this working for the nodes section of your project once we work out the clusters. Its shows the connectivity really well and how its all integrated. I wnat this to tell your story at a glance rather than having to read information.
This is inforgraphic has a different style than most of the ones we've been seeing. It's more image heavy than topography heavy. It uses primary colors, but the vintage feel prevents the graphic from coming across as childish.
Cities - Almasty / Art direction & Illustration / Paris