F4PhantomRAAF 1 Posted December 18, 2011 Share Posted December 18, 2011 This is something probably not many people know. The Boeing 757 and 767 are not certified for heading to the poles above 87 North or 87 South. Read up here. Interesting. http://boeing.com/commercial/aeromagazine/aero_16/polar_nav_by_model.html Daniel 1 Link to comment Share on other sites More sharing options...
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