This eye-catching church was the first modern temple built in Paris, as well as the first one constructed of reinforced cement. Today it attracts a steady number of visitors curious about the unusual, Moorish-inspired facade of redbrick and curved arches, as well as compact Art Nouveau interior, which features impressive stained-glass windows.
The unorthodox technique applied by the architect Anatole de Baudot ventured the accepted rules at the time about the use of unsupported masonry. Critics, who failed to stop the construction, claimed the building would crumble under its own weight.