The Clock Tower
The Clock Tower is one of the symbols of Great Britain. It is one of the most sight of the world, so tourists, when they go to London, they firstly go to watch this 100-metre-high tower and the famous clock on the very top of it. There is a huge bell, that is 2 metres high, inside the tower. The bell is called Big Ben. It chimes every quarter of an hour, and many tourists come and listen to it.