Every country has a large clock tower that is used as a monument. Those clock towers were once built to tell the time, but nowadays they are still kept as a proud monument of a country. Here is the list of Most Famous Clock Towers around the world:
(1) Big Ben Tower Clock
(2) Makkah Royal Clock Tower (Abraj Al-Bait)
(3) The Peace Tower Clock
(4) Prague Astronomical Clock
(5) Rajabai Clock Tower
(6) The Saviour Tower (Spasskaya Tower)
(7) Philadelphia City Hall Clock
(8) Rathaus Glockenspiel Clock Tower
(9) The Clock Tower of the Sultan Abdul Samad Building 
(10) Zytglogge Clock Tower
