What Makes the Kremlin Clock Tick

The Kremlin Clock has been ticking since it was installed by Danish engineers, the Butenop brothers, on top of the Spasskaya Tower in 1852. Watch this RIA Novosti video showing what makes Russia's foremost clock tick.
http://en.rian.ru/video/20121229/178438585/What_Makes_the_Kremlin_Clock_Tick_.html

Видео What Makes the Kremlin Clock Tick канала rianews