Two oceans collide off South Africa’s Cape Point, yet their turquoise and deep-blue waters refuse to merge, drawing stunned travelers daily. Crossing the churning divide at Cape Agulhas, the official
Look at a map and the world’s oceans appear as one continuous body of water. But out on the open sea, sailors and passengers regularly witness something that seems to defy physics: two massive bodies of water sitting side by side, refusing to blend. A visible line cuts through the surface, separating dark blue water from pale turquoise or cloudy gray, often with a band of white foam marking the bo…