Mentioned about Italy, there are a lot of topic. From historical building to flavor foods, and to stylish clothes, certainly including world brand auto. Referring to ancient building from Italy, Leaning tower of Pisa is very famous and well known by domestic and abroad. It is as famous as Italian Spaghetti, Pizza. Well, let us walk into Leaning Tower of Pisa and know it more.
Leaning Tower of Pisa, in Italian it is called Torre pendente di Pisa or Torre di Pisa. This tower was built on Aug, 1173, it is an independent bell tower of the Cathedral of Pisa City, Italy, located on the Miracle Square (Piazza dei Miracoli) north of Pisa City, Tuscany (Italian as Toscana), Italy.
Cathedral of Pisa City, was built on 1063, 13th Century, located on the green lawn in miracle square (Piazza dei Miracoli), alongside Cathedral it is Baptistery (built on 1153, 14th century), Bell tower (Leaning Tower of Pisa) and Cemetery (built in 1174). all of these buildings’ exterior wall are made of ivory marble. These buildings are relatively independent but also form a unified Rome Style. Leaning Tower of Pisa is located behind the Cathedral of Pisa. The leaning tower of Pisa is 58.36 meters high from the foundation to the top of the tower, 55 meters high from the ground to the top of the tower. The wall of the bell tower is 4.09 meters wide on the ground and 2.48 meters wide on the top of the tower. The total weight is about 14,453 tons. The center of gravity is 22.6 meters above the foundation. The circular foundation area is 285 square meters, and the average pressure on the ground is 497 thousand PPA. The inclination angle is 3.99 degrees, deviating from the 2.5 meters outside the foundation and 4.5 meters is above the top. Tilt is for the first time in 1174.
History of Building
The Leaning Tower of Pisa is a world wonder. It is built by famous architect Tommaso Di Andrea Pisano and is located on the right side of the Rome Cathedral, it is the symbol of the city of Pisa. Leaning Tower of Pisa medieval historical scientist researched and found that each stone brick of the tower body is an excellent piece of stone carving. The adhesion between each stone brick is very ingenious. It effectively prevents the tower body from breaking because of tilt and becomes a factor of the inclined tower without falling down.