- Source: CNN " data-fave-thumbnails="{"big": { "uri": "https://media.cnn.com/api/v1/images/stellar/prod/191107162239-berlin-wall-fall-1.jpg?q=x_0,y_171,h_2109,w_3748,c_crop/h_540,w_960" }, "small": { "uri": "https://media.cnn.com/api/v1/images/stellar/prod/191107162239-berlin-wall-fall-1.jpg?q=x_0,y_171,h_2109,w_3748,c_crop/h_540,w_960" } }" data-vr-video="false" data-show-html="" data-byline-htm
![The Berlin Wall fell 30 years ago. But an invisible barrier still divides Germany | CNN](https://cdn-ak-scissors.b.st-hatena.com/image/square/11f6ae6740bf63bf4baca35690a73b1c09b2f29d/height=288;version=1;width=512/https%3A%2F%2Fmedia.cnn.com%2Fapi%2Fv1%2Fimages%2Fstellar%2Fprod%2F191107180351-berlin-wall-falling.jpg%3Fq%3Dx_4%2Cy_181%2Ch_1965%2Cw_3492%2Cc_crop%2Fw_800)