Single round of medieval fortifications the Lotrščak tower in Zagreb hosts the top turret. In the 18th century, bells invited people to shelter behind the city walls before doors closed when came the night.
Remembering that time, since new year 1877, a gun is drawn at noon.
The origin of the gun remains uncertain. The legend claims that the Hungarian King Bela IV, in recognition of citizens efforts to protect the Tatars had donated in 1242 a barrel on the condition that he remain in activity to avoid corrosion. It is not sure that the canon claim the victory over the Ottomans, but it can help people keeping their watches on time!