Svalbard Intl Airport (Norway). Installation. 1. Copy the ENSBADEXTH into C. software Files (x86) Microsoft Games Microsoft Flight Simulator X Addons Sceneryscenery 2. Start FSX. 3. A window will come up saying Building new scenery files. Wait for flight simulator X to start. 4. Start flying Enjoy! P. S The scenery was made with Airport Design Editor 9x. It can be downloaded on http. www. airportdesigneditor. co. uk.