The photo: turquoise cove between white limestone cliffs, town perched on top. That's Polignano. Domenico Modugno (Mr. "Volare") was born here โ looking at that view, you understand why he wanted to fly.
Bari Centrale โ Polignano a Mare. No booking. Station 10 min walk from old town and cliff viewpoints.
Train, 35 min, โฌ3.30. Easiest and cheapest day trip from Bari.