Driving to your ski resort is becoming more popular of late, and taking the ferry is a good option. DFDS Seaways (formerly known as Norfolkline Ferries) offer ferries from Dover to Dunkirk and Calais.
Note: When driving in France it is a legal requirement to carry a high viz jacket, snow chains (in winter), an emergency triangle and, from March 2013, a breathalyser kit. You will receive an on the spot fine if you don't have them with you.
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