"Well, it's lovely," Gaius says, without actually indicating the horizon itself, his neat eyebrows cinching slightly as he peers a look downwards, indicating instead the floor beneath their feet. "I'd be a liar if I said the, er, the general appeal of a gigantic inexplicably floating platform didn't garner some interest too, but I don't suppose there's much explanation beyond 'magic'."

It's something he's going to have to get used to.

"Not on-duty, then?"