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.