This is a very big square in Madrid, with rectangular floor plan. It is surrounded by buildings. It has ten accesses. It is 129 metres long and 94 metres wide. In the center of the square there is a Statue of Philip III. The first name of the square was "Square of Arrabal", after receiving many names, finally the name of this square is Main Square.
The House of Bakery is the most important building and it was the first to start to built.
The Shield of Arms of Charles II is in the House of Bakery. It is formed by the arms of Castile and León, the arms of Aragón and Sicily, the arms of Austria and the Modern Burgundy, the arms of Old Burgundy and Brabant, the arms of Flandes and Tirol and in the center the symbol of Granada. Here are the legacy of the Middle Ages workshops.
The Baroque idea of adapting urban design to the requirements of human life is present here.The Main Square was used as a market place and to celebrate public events. Nowadays the Main Square is an important tourist spot. All the months of December a Christmas market is celebrated there.