I haven't been there in a few years, but last I remember, at the Louvre, they had signs saying you weren't allowed to bring in weapons or explosives. Sure, the

I haven't been there in a few years, but last I remember, at the Louvre, they had signs saying you weren't allowed to bring in weapons or explosives. Sure, they didn't have a place for you to leave them and pick them up later, you were expected to figure storage on your own, I suppose. You can also see such signs at train stations. In France, it's very hard to legally own a gun.