The Paris Dakar Bike Race is a cycle race of 7,000 kilometers through France, Andorra, Spain, Morocco, Western Sahara, Mauritania and Senegal organized by Bike Dreams, a Netherlands-based company. The race lasts 10 weeks and is divided in 59 stages and 11 rest days. The races crosses the Sahara desert by the Atlantic Route. It is not related to the Dakar Rally in which entrants use only motorized transport.
Paris–Dakar Bike Race Wikipedia
In 2010 the event was cancelled indefinitely by the organisers following negative travel advice for Mauritania.