Tour's 100 most significant moments
The Tour de France started in 1903, but due to World Wars I and II, 11 editions of the race were not held. That makes this year's Tour the 100th race, and fans will celebrate the occasion by watching riders climb up Alpe d'Huez twice during Stage 18.
The riders, meanwhile, might not be quite so excited about the Double Alpe.
But grueling stages have always been a part of the Tour, beginning with the very first stage that covered nearly 300 miles and took ...
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