In the era of the Internet, you don't even have to look up "is mona lisa worth seeing". Just by looking up "mona lisa" you can see what the painting looks like. Voilà.
On the other hand just the fact that most people who go there to see it take pictures of it with their mobile phones means that they don't even go to the Louvre to see it, they just want to show others they've seen it.
On the other hand just the fact that most people who go there to see it take pictures of it with their mobile phones means that they don't even go to the Louvre to see it, they just want to show others they've seen it.