  I don't remember if I blogged the nycbloggers map-guide a couple of weeks ago, possibly I did. Anyway, the redoubtable Cal Henderson has put together an equivalent for London which you can find urlLink here . I don't know how many blogs are fed into the beast so far, but I'd urge any and all London bloggers to add themselves in. You'll find the entry for enthusiasm by clicking on Sydenham station... 
