![Bart van Zwieten on Twitter: "Thirty years after the fall of the Berlin Wall, East and West are still divided by different lightbulbs in street lights. https://t.co/QSyDY0YI4O" / Twitter Bart van Zwieten on Twitter: "Thirty years after the fall of the Berlin Wall, East and West are still divided by different lightbulbs in street lights. https://t.co/QSyDY0YI4O" / Twitter](https://pbs.twimg.com/media/Ejf_RNEXYAMObIk.jpg)
Bart van Zwieten on Twitter: "Thirty years after the fall of the Berlin Wall, East and West are still divided by different lightbulbs in street lights. https://t.co/QSyDY0YI4O" / Twitter
![August 1986, leaving West Berlin warning sign front of the Berlin Wall, Brandenburg Gate at night in East Berlin, West Berlin side, Germany, Europe Stock Photo - Alamy August 1986, leaving West Berlin warning sign front of the Berlin Wall, Brandenburg Gate at night in East Berlin, West Berlin side, Germany, Europe Stock Photo - Alamy](https://c8.alamy.com/comp/RE857X/august-1986-leaving-west-berlin-warning-sign-front-of-the-berlin-wall-brandenburg-gate-at-night-in-east-berlin-west-berlin-side-germany-europe-RE857X.jpg)
August 1986, leaving West Berlin warning sign front of the Berlin Wall, Brandenburg Gate at night in East Berlin, West Berlin side, Germany, Europe Stock Photo - Alamy
![August 1986, Berlin Wall graffitis, street lamp, cyclist, East Berlin watchtower, Zimmerstrasse street, Kreuzberg, West Berlin side, Germany, Europe Stock Photo - Alamy August 1986, Berlin Wall graffitis, street lamp, cyclist, East Berlin watchtower, Zimmerstrasse street, Kreuzberg, West Berlin side, Germany, Europe Stock Photo - Alamy](https://c8.alamy.com/comp/FYNEDB/august-1986-berlin-wall-graffitis-street-lamp-cyclist-east-berlin-FYNEDB.jpg)
August 1986, Berlin Wall graffitis, street lamp, cyclist, East Berlin watchtower, Zimmerstrasse street, Kreuzberg, West Berlin side, Germany, Europe Stock Photo - Alamy
![Berlin from space. You can still see the difference between former East (yellow street lights) and West Berlin (blue-ish street lights). - 9GAG Berlin from space. You can still see the difference between former East (yellow street lights) and West Berlin (blue-ish street lights). - 9GAG](https://images-cdn.9gag.com/photo/a6b5R79_700b.jpg)
Berlin from space. You can still see the difference between former East (yellow street lights) and West Berlin (blue-ish street lights). - 9GAG
![How astronaut Chris Hadfield showed Berlin's ongoing struggle for unification | Berlin Wall | The Guardian How astronaut Chris Hadfield showed Berlin's ongoing struggle for unification | Berlin Wall | The Guardian](https://i.guim.co.uk/img/static/sys-images/Guardian/About/General/2013/4/19/1366394664437/Colonel-Chris-Hadfields-p-011.jpg?width=465&quality=85&dpr=1&s=none)