1. Nous avons visité la Tour Eiffel
2. Elle a visité Notre dame de Paris
3. Ils ont visité Les champs Élysées
4. Vous avez visité le sacré cœur
5. J’ai visité le Louvre
6. Tu as visité l’arc de Triomphe
With my limited knowledge of French, I'm going to say that they are, I've read through each one and it seems to be correct, but it's been over a year since I took french so...
Middle ages hopes this helps :)
I don't understand the question!