Drivers skilled at dune crossing and navigating will here be in their element. But for the 40 % of new entrants in the motorcycle category, it is in arriving in Mauritania that the real Dakar experience will begin.After 100 km of track liaison to the Mauritanian border, competitors will start the Special with a very fast section on sandy ground.This will be followed by mainly speedy stretches punctuated by spaced out dune fields, as far as 1 km apart.Assistance vehicle will take the spécial route on 100 km.