How fast can you send a message? Right now, you can send a text, an email, a picture, a video... and it gets to the other side of the world, instantly. It's a kind of magic. But what did we do before all this? How did you connect with someone, right now, across a vast distance? It's easy to think that for most of history, we were just... disconnected. But that's not true. The human drive to connect is relentless. We have always found clever ways to bridge the gap. Today, we're going to look at some of the amazing, and now totally obsolete, technologies that connected the world, long before the internet was even a dream.