The answer is: 3

Acts 13-14; Acts 15:36-18:22; Acts 18:23-20:38

Paul's three missionary journeys were crucial in shaping the early Christian church and spreading the message of Jesus. This relentless traveler covered staggering distances, often on foot, traversing diverse regions including Galatia, Macedonia, Achaia, and even part of Asia.

On the first journey, undertaken with Barnabas, Paul probably amazed crowds with the message of grace, defying the strict legalism of the time. What’s even more interesting is the cultural mix of the places he visited! Cities like Antioch, Iconium, and Lystra served not only as centers of Jewish faith but also as melting pots of Greek, Roman, and local traditions. Our boy Paul never shied away from these encounters and even occasionally made a point of connecting with Gentile audiences, which was revolutionary at that moment.

His second journey saw him join forces with Silas, reaching as far as Athens. Picture Paul confronting philosophers on Mars Hill—an experience steeped in classical learning and rhetoric. What a vivid display of dialogue across belief systems!

On the third trek, Paul focused on strengthening existing communities, often heading to Ephesus, one of the major urban hubs of the Roman Empire. His many harrowing experiences—shipwrecks, beatings, and constant trial—embody his passionate conviction; his message had feet, literally and metaphorically!

These journeys didn't just transport a man; they catalyzed a movement that reverberates through history. The ripples of those adventures are still felt in heartfelt discussions about spirituality and community today, making Paul, aptly labeled the "Apostle to the Gentiles," a timeless figure in realms beyond belief!