Guernica, perhaps the most famous painting by Pablo Picasso, being hung in the Municipal Museum in Amsterdam for an exhibition, 12th July 1956. (Photo by Keystone/Hulton Archive/Getty Images)
Guernica, perhaps the most famous painting by Pablo Picasso, being hung in the Municipal Museum in Amsterdam for an exhibition, 12th July 1956. (Photo by Keystone/Hulton Archive/Getty Images)