Yes, there really is a map of the Internet. Actually, there are several different kinds, shapes and sizes. Currently, they are pretty much relegated to interesting art work, looking much like spiral galaxies in the Milky Way.
Domain name registration fees are charged by ICANN and everyone has to pay them to register domain names. So just who are these guys and how come they get to charge?
In case you haven’t noticed, or perhaps no one has told you, you no longer have to type in ‘WWW.’ in the address bar to reach a web site.