Recon Ride: Tour de France - Podcast

Richie Porte attacks Chris Froome on the final climb.

Richie Porte attacks Chris Froome on the final climb. (Image credit: Courtesy of Polartec-Kometa)

After half a season's worth of 'tune-up' races, the main event of cycling's stage racing calendar has arrived. The Tour de France kicks off in Dusseldorf on Saturday and it's shaping up to be a tough one to predict.