Notre Dame

 is one of the Medieval Era cultural wonders and can be built through shared projects with multiple cities participating in it. Can be bought out by population and count as a holy site after built.
 * Description
 * Cathedral of cathedrals, its pioneering use of flying buttress and rib vault sets it apart in its magnificence.

Standard Wonder Effects

 * on completion.
 * on completion.

Unique Effects

 * per researched technologies
 * Acts as a holy site for bonuses and religious pressure.
 * on holy site
 * on holy site