An aircraft of Air Berlin is in its final approach to Tegel Airport just before the airspace above Berlin was closed and all flights were canceled in Berlin, Germany, Wednesday, May 25, 2011. Hundreds... more 
An aircraft of Air Berlin is in its final approach to Tegel Airport just before the airspace above Berlin was closed and all flights were canceled in Berlin, Germany, Wednesday, May 25, 2011. Hundreds of flights were canceled in Europe as winds blew the cloud of ash from the Grimsvotn volcano over parts of northern Europe. Experts say that particles in the ash could stall jet engines and sandblast planes' windows. less 
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Associated Press | Photo By Gero Breloer
Wed, May 25, 2011 7:20 AM EDT