An astronomical clock, horologium, or orloj is a clock with special mechanisms and dials to display astronomical information, such as the relative positions...

The Prague astronomical clock or Prague Orloj (Czech: Pražský orloj [praʃskiː orloj]) is a medieval astronomical clock attached to the Old Town Hall in...

The Brno astronomical clock (Czech: Brněnský orloj) is a black stone monument in Brno, Czech Republic. It is situated at Náměstí Svobody, the main square...

The Strasbourg astronomical clock is located in the Cathédrale Notre-Dame of Strasbourg, Alsace, France. It is the third clock on that spot and dates...

his astronomical clock,[citation needed] which was also a cuckoo clock with birds singing and moving every hour. It is the first carillon clock as it...

Lund astronomical clock, occasionally and at least since the 16th century referred to as Horologium mirabile Lundense (Latin: "the wonderful clock in Lund")...

The Gdańsk astronomical clock is a fifteenth-century astronomical clock in St. Mary's Church, Gdańsk, Poland. The clock was constructed between 1464–1470...

astronomical clock (French: Horloge astronomique de Lyon) is a seventeenth-century astronomical clock in Lyon Cathedral. The 9 m (30 ft) tall clock is...

1922611°N 15.5546778°E / 38.1922611; 15.5546778 The astronomical clock of Messina is an astronomical clock constructed by the Ungerer Company of Strasbourg...

reserved for more specialized applications, such as astronomical clocks and chronometers. Most analog clocks and watches today use the 12-hour dial, on which...

after the defeat on White Mountain. The Prague Astronomical Clock struck according to the Old Bohemian Clock until its destruction in 1945. The variant with...

Olomouc Astronomical Clock (Czech: Olomoucký orloj) is part of the northern wall of the town hall of Olomouc, Czech Republic. The astronomical clock was built...

outflow type and were cylindrical in shape. Use of the water clock as an aid to astronomical calculations dates back to the Old Babylonian period (c. 2000...

rings Astrarium – Timepiece and astronomical prediction device Astrolabe – Astronomical instrument Astronomical clock – Clock with special mechanisms and...

elephant clock. Richard of Wallingford (1292–1336), English mathematician, astronomer and abbot, Wallingford, Oxfordshire, astronomical clock of Abbey...

The Beauvais Astronomical Clock is a nineteenth-century astronomical clock in Beauvais Cathedral in northern France. The clock was built between 1865...

Hampton Court astronomical clock is a sixteenth-century astronomical clock in Hampton Court Palace in England. The clock was installed in 1540 on the gatehouse...

of the most accurate pendulum clocks, called astronomical regulators. These precision instruments, installed in clock vaults in naval observatories and...

his astronomical clock,[citation needed] which was also a cuckoo clock with birds singing and moving every hour. It is the first carillon clock as it...

The Exeter Cathedral Astronomical Clock is a fifteenth-century astronomical clock in Exeter Cathedral, England. It displays the hour of the day, the day...

The Ploërmel Astronomical Clock is a 19th-century astronomical clock in Ploërmel in Brittany, in north-west France. The clock was built and operational...

The Bourges astronomical clock is an astronomical clock in Bourges Cathedral in Bourges, France. The clock was designed by Jean Fusoris and installed in...

The Rostock astronomical clock is a fifteenth-century astronomical clock in St. Mary's Church, Rostock. The astronomical clock was built in 1472 by Hans...

symbols and the oldest monument of the city, and with its 15th-century astronomical clock, a major tourist attraction. It is a heritage site of national significance...

The Münster astronomical clock is an astronomical clock in Münster Cathedral in Münster, Germany. The clock, built between 1540 and 1542, is one of the...

Clock towers are a specific type of structure that house a turret clock and have one or more clock faces on the upper exterior walls. Many clock towers...

Jens Olsen's World Clock or Verdensur is an advanced astronomical clock which is displayed in Copenhagen City Hall. The clock was designed and calculated...

in 1398, and it also contains Gothic choir stalls, bronzes and an astronomical clock from the 15th century (although heavily restored in 1923). When it...

hydro-mechanical astronomical clock tower in medieval Kaifeng, which employed an early escapement mechanism. The escapement mechanism of Su's clock tower had...

Besançon astronomical clock is housed in Besançon Cathedral. Auguste-Lucien Vérité of Beauvais designed and built Besançon's present astronomical clock, between...