Circa 1999. Graph showing the shortest path between a networked computer in Murray hill NJ and the 95842 networks listed in the global register of Merit Network inc.
Colors show the internet domains where network switches are registered; 137 countries are included.
I don’t think that the person or company selling these exists anymore.
You can find them on the Wayback Machine:
https://web.archive.org/web/20000304154609/http://www.peacockmaps.com/