The total length of the building is 84m, with a bay of ***2 1 and two floors. The facade on the first floor is arcade, followed by shops, and the library is on the second floor, reaching from the stairs in the central bay. The facade adopts circular pilaster, and the pilaster on the second floor adopts Roman Onek style. The width of the eaves wall is close to 1/2 of the height of the pilaster, and it is decorated with relief and vent holes, and the shoulders of the arcade are also decorated with relief figures. There is a figure statue at the top of the stone railing on the roof and an obelisk at the four corners. St. Kyle's Library is considered as the most magnificent work in Renaissance architecture. St. Kyle Square is called "the heart of Venice".