Artist Pavel Shugurov scratches images of Russian personalities in solidifying concrete during an art exhibition called 'Cosmism - our method,' in Vladivostok, Russia, on March 26. The artist hurled liquid concrete on to the wall with a shovel and then scratches out the images such as scientist Konstantin Tsiolkovsky, poet Alexander Blok, and philosopher Vladimir Solovyov.
PHOTO: Yuri Maltsev/Reuters