In the 1920s, long before he wrote , Antoine de Saint-Exupéry was an accomplished pilot. Along with Jean Mermoz and Henri Guillaumet, he was chosen to pioneer new mail routes across the globe. No distance was too far and no mountain too high—each letter had to reach its destination. The three friends soared through the air, while back on solid ground, they dealt with a world torn apart by wars and political factions.