3. Notre Dame de Paris
“Our Lady of Paris” is the religious center of the city and might be the most famous of all cathedrals. This finest example of gothic masterpiece is located on the Île de la Cité, a small island in the heart of the city. Before it became the Notre Dame it was a Romanesque church and before that a Christian basilica spreading its roots all the way to the accent Roman Empire and the Celts.
It is a real monument of history and art as well as 1500 years of holy music.