Tower Cranes 2008 Austria, Michaelerberg-Pruggern, Steiermark
Tower Cranes 2005 Austria, Michaelerberg-Pruggern, Steiermark
Tower Cranes 1998 Austria, Michaelerberg-Pruggern, Steiermark
Tower Cranes 2020 Austria, Michaelerberg-Pruggern, Steiermark