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MAASTRICHT, NETHERLANDS - APRIL 19: The peloton races past a windmill during the 50th edition of the Amstel Gold Race on April 19, 2015 in Maastricht, Netherlands. The 251km route from Maastricht to Valkenburg, sees riders tackling 34 climbs on the way to the finish. (Photo by Bryn Lennon/Getty Images)

MAASTRICHT, NETHERLANDS - APRIL 19:  The peloton races past a windmill during the 50th edition of the Amstel Gold Race on April 19, 2015 in Maastricht, Netherlands. The 251km route from Maastricht to Valkenburg, sees riders tackling 34 climbs on the way to the finish.  (Photo by Bryn Lennon/Getty Images)