before
after

Left: Four months after construction of the Berlin Wall, U.S. soldiers sit behind sandbags armed with a bazooka at Checkpoint Charlie on Friedrichstrasse in West Berlin on Dec. 4, 1961. (Keystone-France/Gamma-Keystone via Getty Images)
Right: Young visitors from Russia pose for a photo with an actor dressed as a U.S. soldier at the former Checkpoint Charlie on Feb. 26, 2014, in Berlin. (Sean Gallup/Getty Images)


before
after

Left: "Attention! You are now leaving West Berlin!" the sign reads outside Brandenburg Gate in 1962. (Central Press/Getty Images)
Right: Tourists and tourist buses pass by Brandenburg Gate on April 3, 2014. (Sean Gallup/Getty Images)


before
after

Left: Visitors watch East German soldiers ceremonially changing the guard on Unter den Linden avenue on Nov. 1, 1977. (Patrick Jarnoux/Paris Match Archive via Getty Images)
Right: A crowd of people, including a young man wearing a large paper cup as a hat, walk down Unter den Linden avenue on April 8, 2014. (Sean Gallup/Getty Images)


before
after

Left: Soviet tanks and U.S. tanks confront one another at the intersection of Friedrichstrasse and Zimmerstrasse on Oct. 26, 1961. (Photo by Keystone-France/Gamma-Keystone via Getty Images)
Right: Traffic, cyclists and a horse-drawn carriage carrying tourists make their way across the intersection of Friedrichstrasse and Zimmerstrasse at the former Checkpoint Charlie on April 1, 2014. (Sean Gallup/Getty Images)


before
after

Left: East German soldiers parade on Karl Marx Allee to celebrate the 20th anniversary of the construction of the Berlin Wall on Aug. 13, 1981. (Photo by Jean-Claude Deutsch/Paris Match Archive via Getty Images)
Right: People ride bicycles across from Cafe Moskau on Karl Marx Allee on March 20, 2014. (Sean Gallup/Getty Images)


before
after

Left: People in West Berlin view a memorial dedicated to East Germans who died trying to flee East Berlin at the Berlin Wall on Nov. 1, 1977. (Photo by Patrick Jarnoux/Paris Match Archive via Getty Images)
Right: A young man rides a bicycle along the embankment on the Spree River behind the Reichstag on April 6, 2014. (Sean Gallup/Getty Images)


before
after

Left: Members of the Finder family pose on Aug. 13, 1981, next to a memorial to Ida Siekmann, the first person to die while trying to flee East Berlin over the Berlin Wall. (Photo by Jean-Claude Deutsch/Paris Match Archive via Getty Images)
Right: A woman with two children rides a bicycle past a glass memorial plaque to Ida Siekmann, at Bernauer Strasse 48 on Feb. 24, 2014. (Sean Gallup/Getty Images)

GRAPHIC: Nick Kirkpatrick - The Washington Post. Published Nov. 6, 2014.