[He laughed a little. Perhaps that was almost too much encouragement, but he couldn't resist giving her some more to go on. After all, this stuff was safe to talk about.] Well, not exactly. There are these towers around the world, which are called orbital elevators. [He paused.] Do you have elevators?
[Whether or not, he continues.] It's basically a train that carries people and supplies to the top of them, where a station sits that houses military complexes, residential areas, shopping... It's almost like Marina, actually, now that I think about it. Only with the vacuum around us, and not water.