MajorrouteslikeDubaitoLosAngeles, NewYorktoHongKong, andNewDelhitoSanFranciscoallshavehoursofftheirflighttimebyflyingovertheNorthPole, eitherbecauseEarthis a sphereorbecausethere's a verygeneroustimewizardhangingoutsomewhereinGreenland.
Thisistomakesurethatthere's always a runwaythat a flightcandiverttointheeventofanemergency, likeifoneofyourenginesfailsoryourunoutofthoselittlebagsofpeanuts.
Eventhelongest-rangecommercialaircraftintheworld, theAirbus A350, capsoutat a ratingof 370 minutes, leaving a fairlylargechunkofthecontinentoff-limitstolaw-abidingpilots.
世界最長の航続距離を誇る民間航空機、エアバスA350でさえ、定格飛行時間は370分である。
Despitealltheserestrictions, anairlinecould, theoretically, route a flightoverpartofAntarctica—they'd justneedtherightplane, therightequipment, and a speciallytrainedcrew.
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