The Cathedral of Our Lady of Nanterre is a Roman Catholic cathedral located in Nanterre, France. It serves as the seat of the Archdiocese of Nanterre and is known for its beautiful architecture, which combines elements of Gothic and neoclassical styles. The cathedral was originally built in the 12th century and has undergone several renovations over the years. The cathedral is particularly famous for its stunning stained glass windows and intricate sculptures. It is also a significant historical site, as it was the location where Saint Genevieve, the patron saint of Paris, was baptized. The cathedral attracts both worshippers and tourists, making it an important cultural landmark in the region.