The obelisk and the brass line marked the Paris’ “Zero Meridian Line” of that time.  

The Astronomical Gnomen in église Saint-Sulpice was commissioned in order to determine the exact date of easter, and the winter and summer equinoxes.

Go to the index page of pictures of da Vinci Code Paris.

Take a look at the pictures I’ve taken on trips to Italy

See the pictures I’ve taken in the United States

Take a look at the photographs I’ve taken in Canada