Montmartre is an iconic hill, full of charm, located in the heart of Paris. Bistros, artists, full of beautiful gardens and vineyards and the symbolic Sacré Coeur de Montmartre (Sacred Heart of Montmartre). Then we walked to the famous Palais Garnier, one of the most dazzling monuments, and highly recommended. Not far from there, you can find Place de la Concorde, a lovely plaza/square which can you can also combine with the beautiful Tuileries Garden.
Montmartre is a large hill in Paris's 18th arrondissement. It is 130 m (430 ft) high and gives its name to the surrounding district. The historic district established by the City of Paris in 1995. Montmartre is primarily known for its artistic history. — Wikipedia
The Palais Garnier, also known as Opéra Garnier, is a 1,979-seat opera house at the Place de l'Opéra in the 9th arrondissement of Paris, France. It was built for the Paris Opera from 1861 to 1875 at the behest of Emperor Napoleon III. — Wikipedia
The Place de la Concorde is one of the major public squares in Paris, France. Measuring 7.6 ha in area, it is the largest square in the French capital. It is located in the city's eighth arrondissement, at the eastern end of the Champs-Élysées. — Wikipedia
The Tuileries Garden is a public garden located between the Louvre and the Place de la Concorde in the 1st arrondissement of Paris, France. Created by Catherine de' Medici as the garden of the Tuileries Palace in 1564. — Wikipedia