Although each astronomical clock is different, they share some common features.

The astronomical clock was extended to its current state in 1527-1530.

The cathedral also has an astronomical clock from the 14th century.

Its original place is now occupied by the astronomical clock.

This window may be found behind the astronomical clock in the right rear corner of the main hall.

This is commonly seen in astronomical clocks of the period.

Above the western entrance is the face of the astronomical clock, which was destroyed during the 30 year war.

It is the home to the world's youngest astronomical clock, completed in 2009.

Many astronomical clocks play songs at noon or every hour.

Perhaps the most famous feature of the cathedral is its astronomical clock.