Don’t Bring ANYTHING on the Escalators

In the terminal by Vatican City, there are long, underground corridors. There is also a nice little café on floor five where one can obtain a cornetto and a caffe for a euro. In the interminable corridors, which remind me a lot of Waterloo Station in London, they have signs indicating what one should not take onto the moving walkways. At right, here is the sign. As you can see, it might be more straightforward to list what *can* be taken onto the walkways!