Passengers wait at Orly Airport south of Paris Monday, Dec. 20, 2010. Heavy snow has shut down European airport runways; forced fast trains to slow down and left cars skidding through icy slushy ... more 
Passengers wait at Orly Airport south of Paris Monday, Dec. 20, 2010. Heavy snow has shut down European airport runways; forced fast trains to slow down and left cars skidding through icy slushy streets on a weekend where many people were trying to head home for the holidays. less 
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Associated Press | Photo By Jacques Brinon
Tue, Dec 21, 2010 8:28 PM EST