Siena, it is like a large open-air museum of Gothic architecture. Many towering and towering Gothic buildings go straight into the sky. The ancient and majestic cathedral exudes the light of medieval religion, and the various shops in the streets and lanes Make this medieval city vibrant. Historically, Siena was built by the son of Remus, so statues of twin wolves feeding twins can often be seen in town streets. Since the 12th century, with the development of commerce and trade, Siena has gradually become prosperous, and finally reached the strength to compete with Florence. During the 13th century, there have been many wars. In the 14th century, Siena entered its heyday, under the rule of the nine-member parliament, successively built world-famous buildings such as Siena Cathedral, City Hall and Field Square. Siena's idyllic square is the historical and geographical core of the city. On every sunny day, there are always a lot of young people sitting in the square, sitting quietly, talking quietly, or having a picnic party to enjoy the Tuscan sun. There are also many elegant cafes around the square. No matter who they are, visitors who come to this square for the first time can't help but express their heartfelt admiration. Perhaps it is a wonderful experience to walk in the square. The tower of the City Hall is a must-see attraction. It overlooks the square from a height and looks like a shell. In addition, the cathedral in the city center is also a gem of medieval religious architecture. It was built in 1215. The construction process spanned more than a century and was built by the efforts of countless Italian artists.