Small Kanonia street is located in the heart of the Old town. The most famous of its plot is a small extension behind the Cathedral of St. John the Baptist, which is called the area the Canon. This triangular area is one of the attractions of Warsaw. Its modern name she received in the XVII century. The houses, which are located along its perimeter, then belonged to the canons of the local Chapter. Here it was common to see priests, hurrying to the Royal Palace or departing the service in the Cathedral. Among the inhabitants of the local mansions worth noting Stanislaus Staszic – educated man who worked along with other authors of the Constitution, adopted in 1791.

The Kanonia square is located on a parcel that was formerly part of the city cemetery. All burials were destroyed, but the statues that adorn the tombs of the builders not raised a hand. One of these sculptures installed in this area. It's a statue of the virgin, created by an unknown master in the Baroque manner. In the center is cracked bell cast in 1646 D. Tim. It was intended for the Church in Yaroslavl, but was never delivered there. Numerous visitors on the area, believe that the touch of the bell brings good luck.

Another attraction Kanonia square is an indoor corridor that Queen Anne could pass unnoticed from his Palace to the Cathedral. It was erected in the XVI century.

Finally, the most interesting architectural monument square Kanonia is considered "thin" the house, the width of the facade which does not exceed the size of one window. Previously, the tax was levied depending on the size of the property, so the owners of the famous narrow house decided therefore to save money.

Street Canon has ancient houses, which are the perfect backdrop for various events such as wedding photo shoots. It is common to see the newlyweds posing in front of painted mansions.