Its location made it the center of imports, export, sailors and troops disembarking. The construction of a humble Franciscan convent, later one of the most beautiful buildings in the area, gave its name to the open space. The Fountain of the Lions, donated by Villanueva Count in 1836 and sculpted in Carrara marble, supplied for many years the ships docked here with drinking water. The Stock Exchange (1909) and the Customs House (1914) were added to the physiognomy of the square.