Visitors to the so-called "Temporary Museum of Modern Marx" walk on the steps past the plastic bust sculpture of German communist theorist Karl Marx in eastern German city of Chemnitz on June 17, 2008. The 13-meter sculpture by Soviet artist Lew Kerbel was unveiled in 1971 in the city then known as Karl-Marx-Stadt, has now been enclosed in a tent like covering by students of the art college in Linz, Austria.