London Underground
I mainly added the London Underground entry - as well as the parent London page - to have a place to put the awesome link on the history of the London Underground. But obviously, these two entries are very skimpy - so if you know someone who lives or has lived in London, please ask him to expand on these entries…
The Spambot Death Wall
Arcana Wiki - Distilling the Real World for Gaming
Urbis - A World of Cities - an urban fantasy setting of industrial magic
LiveJournal