The benefits of traveling on a diplomatic passport are endless. Easy passage at borders, special lines at customs, baggage inviolability are just a few. Traveling to conflict zones and protecting your safety and privacy when your original passport would put you in harms way are others. Zipping through customs lines with bags that are not allowed to be opened. There are people who use a diplomatic passport to travel with sensitive documents that need to be protected from intruders. Others use it to protect their lives.