The Basilica of Notre-Dame de Fourvière is a minor basilica in Lyon. It was built with private funds between 1872 and 1884 in a dominant position overlooking the city. The site it occupies was once the Roman forum of Trajan, the forum vetus , thus its name .

More details: https://en.wikipedia.org/wiki/Basilica_of_Notre-Dame_de_Fourvi%C3%A8re