Bernie Barnaby's website.
Cancer Research UK.
Coach Jeff Galloway.
Cancer Research UK Race for Life.
City of London Friends of Cancer Research UK.
The official site for the Mayor of London, the London Assembly and the Greater London Authority.
Course maps overlayed on images from Ordnance Survey Get-a-map service.
For Race for Life in Hertfordshire www.runherts.com.
Popular running magazine Runnersworld.
Running with Phoebe Thomas (Ex Holby Actress) and Nick Anderson www.runningwithus.com.
The official Uk athletics website.