Image: This poster is portraying a plane by Boeing called the Boeing 777 and it is flying at a very high altitude.
Linguistic Features: This poster uses simple and short phrases for the words to be easily read.
Text feature: The text "Far and Away, The Best" shows how good the plane they are trying to advertise is.
Layout: The main text was placed in the near middle of the picture, bringing out the contrast of the picture and the highlight.
Purpose: This is to promote the Boeing 777.
Target Audience: Airlines
Context: To advertise for the Boeing 777.
Culture: The plane flying high in the sky and the words highlighted in the near middle of the picture shows the beauty and the advancement of that plane.
More information about the Boeing 777: http://en.wikipedia.org/wiki/Boeing_777