Porte Saint-Denis is a monumental arch located in the 10th arrondissement of Paris, France. Built in 1672, it was designed by architect Jacques Gabriel to commemorate the military victories of Louis XIV. The arch features intricate sculptures and serves as a gateway to the city. The structure stands 24 meters tall and is adorned with reliefs depicting various allegorical figures. Porte Saint-Denis is situated at the intersection of several important streets, making it a notable landmark in Paris. It is often admired for its architectural beauty and historical significance.