The Zytglogge is a landmark medieval tower in Bern, Switzerland. Built in the early 13th century, it has served the city as defend tower, jail, clock tower, centre of city existence and civic memorial. Despite the many redecorations and renovations it has gone through in its 800 years of life, the Zytglogge is one in all Bern's maximum recognisable symbols and with its 15th-century astronomical clock, a first-rate traveller attraction. It is a heritage web site of national importance, and part of the Old City of Bern, a UNESCO World Cultural Heritage web page.
When it became constructed round 1218–20, the Zytglogge served because the gate tower of Bern's western fortifications. These have been erected after the town's first westward growth following its de facto independence from the Empire. At that time, the Zytglogge turned into a squat building of only 16 metres in top. When the rapid boom of the metropolis and the in addition expansion of the fortifications relegated the tower to 2nd line reputation at round 1270–75, it turned into heightened with the aid of 7 metres to overlook the encompassing homes.