On August 13, 1961, Berliners woke up on a Sunday morning to find their city divided by a wall. That day became known as "Barbed Wire Sunday", marking a peak in the era of the Cold War.

The Berlin Wall divided Germany - and Europe - for nearly 30 years. Like other walls around the world, this inhumane structure tore families apart and destroyed lives. THE BERLIN WALL: COUNTDOWN TO 1961/1989 reveals a very personal perspective on this physical representation of the Cold War.—kpbs.org