Exploring the cold-war phone system designed to survive a nuclear attack

Hidden in plain sight is one of the most important communications networks in the US called AT&T long lines. ✅ WATCH NEXT - “The last electronics store“ ✅ WATCH NEXT - VINTAGE VIDEO GEAR ✅ TELL ME WHO I SHOULD TALK TO NEXT! What are AT&T Long Lines? Before satellites and fiber optics transmitted information across the United States, there was a cold-war era communications network called long lines. It’s a microwave relay network with thousands of towers across the United States each about 40 miles apart. I got hooked on the Long Lines network after running across some eerily beautiful photographs taken by Spencer Harding. Each truck-sized horn antenna pointed to yet another tower, crisscrossing the US. The installations were hardened with blast-proof bunkers and were designed to enable critical military communicati