Astronomical Clock

Prague Czech Republic Tourist Information and Vacation Guide

The medieval astronomical clock in Prague is located on the south side of the Old Town Hall.

Prague's astronomical clock was installed in 1410, which makes it the 3rd oldest astronomical clock in the world.

Astronomical Clock in Prague
Astronomical Clock, Prague Czechia

Each hour, the clock displays a procession of the 12 apostles, along and other characters.

Astronomical clocks were used in years past to display astronomical information such as the positions of the sun, moon and planets.  They also showed the time of day.

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