big ben

Big Ben is the name that is known Westminster large bell; the largest of the bells is in the clocktower located in the city of London.Was built in 1858, is believed named in honor of the first charge of the construction Benjamin hall or perhaps to pay homage to the boxer Ben Caunt very popular in that year.

the clock is renowned for its reliability, this is due to the skill of its designer, Dr. Edmund Beckett, who invented an exhaust system of gravity, which consists of a pendulum with a 3-point star which makes the pendulum does not be altered by the accumulation of snow on the needle or by wind or temperatures.A reliability test was for the firefighter who suffered the city of London during World War II by German aircraft; the clock kept running and giving the time on time.