Conquest of London [v2.12]

I don't know if this is a repeat idea, if it is, I apologise in advance, but I thought that a map that followed the 'London Underground' station map could be a good idea, as there are bonuses already set out, (the different tube lines) and there are plenty of stations to allow for a fairly large map to play on, though some of the further stations may have to be cut out as they are too isolated to be part of a fair map.
Specifics:
This will improve the following aspects of the site:
Specifics:
- A map in the shape of the London Underground, maybe with a few of the outlying stations removed
This will improve the following aspects of the site:
- An extra map for people to play on, allowing for more choice of maps