Geographical names, the Leaning Tower of Pisa Leaning Tower of Pisa.Location of Pisa, Italy.At present, can visit.Of the city of Pisa tower leaning is located at the city of Pisa, square, Piazza del Duomo (Piazza Del Duomo) bell tower of Roman Catholicism. A cylindrical tower 8, white marble stone, high 183.3 feet (meters) 55.86 total weight 14 500 tons, estimated to have 293 stair step. Tilt 3.97 degrees, the amount of the tower, away from the vertical 3.9 meters began to build on 9 August ad 1173 building completed last year 1350 take time to build about 175 years. Which caused disruption when building construction go I 3 due to ground floor underground are soft, later in the year. In 1272 by Giovanni di Simone build lean to the other side to keep balance, but the building at this time. It disrupted again because of the war. It has a tower built and completed 7 I in 1999. 1319 but the bell tower was built in the year 2001 1372 using time to create all 177 years. Later, in A.D. 1990-2001 หอเอนปีซา updated base more strength. To prevent the tower falling down and tower leaning. Help Galileo scientists, Italians, celebrities of the world. Experiment on the velocity of cool objects that fell from a height.
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