5

A typical source of such images are databases from NASA : for instance the seasonal "Blue Marble" cloudless earth and the "Black Marble" night lights images. That image dataset is as far as I know free of copyright. The inflight system vendor will probably have used some customization and added additional layers specific to the capabilities of their ...


3

North Korea charges about $740 per flight, so cost is not the issue - the savings by reducing a flight path by a few hundred miles can be considerate. Some of the reasons are due to South Korea, from the same article: South Korea banned the use of North Korea airspace for aircraft coming in and out of the country's airports in 2010, following the ...


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