Paris receives about 27 million visitors per year , including 17 million international visitors. The city and its region contain 3,800 historical monuments and four UNESCO World Heritage Sites. The most famous attractions include Notre Dame de Paris, Basilique du Sacré-Cœur, the Louvre, the Eiffel Tower, the Pompidou Centre, Musée d’Orsay, Champs-Élysées, and the Arc de Triomphe. Paris is also famous for its cafés and restaurants, its theatres and cinemas, and its general ambiance.

You may find plenty of useful information about Paris, including getting to Paris, sightseeing, accommodation, eating, shopping, etc. on the official website of Paris Convention and Visitors Bureau