For 28 years, a nearly insurmountable barrier kept people from fleeing East Germany. But then, the dramatic night of November 9, 1989, saw the fall of the Wall that divided Germany. Today, it is difficult to imagine what was bitter reality just a few decades ago.

For the first time, a realistic computer animation reveals the vast security system of Germany’s inner border and the Berlin Wall, both of which were recreated virtually in the greatest detail.

There is also an interesting “making of” video.