[ Now who gets to look like what he's said is the strangest thing. ]

I've never seen Earth. [ She answers him. She looks around again. ] I don't think this would be Earth, but I've never been.

Really, we could be on any planet. Grassy terrain is not native to only Earth. [ Which is... fairly common knowledge. Even people from planets full of snow aren't surprised by so much greenery, after all. ]