Flying From New York to Rome

If you're standing in new york city, and you're facing exactly due north. Now imagine your friend is going to be one foot away from you,. Ok, one foot west of you, let's say west of yo oka, pointing exactly dueNorth. Both of youare moving exactly parallel to one another. So there are no no human being has ever seen parallel lines. There are these greatest great arcs, or eight great circles, these geodesic these shortest a path direction. And as you keep going farther and farther north, you're actually getting closer and closer together until at the north pole you come together.