Newbie London questions

given this by Oliver the other day much better than ,tfl - I use it all the time now

http://www.cyclestreets.net

gives you 3 routes shortest/fastest/quietest - has been invaluable in the last few days of tube strike bicycle armageddon

And it's still only in beta--make sure you get feedback to Cambridge Cycling Campaign when you use it and notice any glitches.