This website holds an amazing collection of different ways to visualise domains of knowledge. With 141 projects Manuel Lima’s webarchive spans domains such as arts, biology, computer science, knowledge networks, social networks, transport networks and many more truly fascinating examples thus visualising the complexity of visualisation.
I’ll start reading Manuel Lima‘s latest book 😉
http://www.visualcomplexity.com/vc/index.cfm?domain=Knowledge%20Networks