About Leaning Tower of Pisa
Leaning built the tower of Pisa tower to be a tower is placed upon the bell of the Cathedral of Pisa, it was chosen as the site so that overlooks the courtyard of miracles, in the state Tutxana in Italy, was to follow the Roman-style in building it, and tilted five degrees from the vertical axis to him, was not Malanh planned when the supervising engineer, was supposed to resemble the rest of the churches Aloberg, in addition to AC Milan in the buildings make it to collapse, has suffered in World war II to the risk of destruction at the hands of US forces, since then destroyed the majority of the Pisa tower at the time, but was rescued decision of withdrawal at the last moment, and today is one of the seven wonders of the world, and the most important tourist places frequented by visitors to Italy. Building Leaning Tower of Pisa was chosen high-quality white marble stones to build the Tower of Pisa, and construction began on the ninth of August in the year one thousand one hundred and seventy-three AD, and continued to built one hundred and ninety-nine years, during which he stopped building several times, and thus Fbnaah was divided on three phases, the first phase is since the start of construction until the completion of the third floor in a thousand and one hundred and eight and seventy AD, and was stopping Bcespb discovery Malanh, and stayed to build on this case for two hundred years, construction resumed in the year one thousand, two hundred and seventy-two AD, where he built four additional floors, but with a slight tendency Cooing adjustment disorder, then the construction work stopped again in the year one thousand three hundred and one for seventy-one years old, to resume again to build another floor, and finally the installation of the bell. Leaning Tower consists of eight floors, and has a height of about six and fifty meters, and the mass amounts to fourteen thousand five hundred tons, and the ladders composed of two hundred and ninety-four degrees, and the newly added electric elevator. Why Milan Leaning Tower of reason Malanh due to the looseness of the ground beneath it, soils fall with the passage of time, causing this inclination, and it appeared for architects in the early stages of construction, however, continued in the construction according to this inclination, and during the construction of the fifth floor had tried to modify this tendency, re tower Center for balance, but they failed, and that was in the year one thousand two hundred and seventy-five AD, and that time and even now Architects trying to build the pillars of the tower to relieve Malanh; so as not to fall, and in the year one thousand nine hundred and ninety prevent tourists from going up to him, being an agent for the fall in any for a moment, and re-opened its doors at the end of two thousand and one, after many efforts that have been implemented in order to make it stable and secure for visitors.
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