The U.S. State Department has issued a “travel alert” for Europe that advises Americans to stay vigilant on the continent because of threat information. They probably wanted to issue a warning not to travel in Europe but the consequence of that warning would be devastating to the travel industry.
Wisegeek.com offers this definition of Terrorism. “The commonly accepted meaning of the word terrorism is any use of terror in the form of violence or threats meant to coerce an individual, group, or entity to act in a manner in which any person or group could not otherwise lawfully force them to act.” In other words, intimidation.
This means that Osama bin Laden and his Al-Queda group have successfully accomplished their goal.
Coast Contact 
I am suggesting a new terrorism threat template that can be used at all times: http://andreasmoser.wordpress.com/2010/10/05/dont-travel-to-europe/