Final answer:
The best example of a Gothic church is the Cathedral of Notre Dame de Chartres in Chartres, France. It showcases the key characteristics of Gothic architecture and houses important relics.
Step-by-step explanation:
The best example of a Gothic church is the Cathedral of Notre Dame de Chartres in Chartres, France. It is one of the most well-known churches in the world and showcases the key characteristics of Gothic architecture. The cathedral features pointed arches, ribbed vaults, flying buttresses, and intricate stained glass windows. Its central tympanum displays Christ surrounded by symbols of the Evangelists, and it houses important relics like the Crown of Thorns.