Download LFPO (Paris Orly) at http://xpfr.org/?body=scene_accueil&sc=106

Put LFPO.txt and LFPO.dat files in your "Ressource/plugins/XLife/Airport" folder.

Put folder " Airport_LFPO - Paris Orly - NoStatic " in your Custom Scenery folder.

On xpfr.org, you can if you want download all the Paris City.

Have fun !