The New York Times: The Lede - 9/03/13,
By SEBNEM ARSU and ROBERT MACKEY

Those walkways generally attract little notice, but that changed last week, when a retired forestry engineer decided to paint the Findikli stairs in the central district of Beyoglu in all the colors of the rainbow — an act of guerrilla beautification that unintentionally triggered a fresh ripple of anti-government protests.