[If Cheyenne were capable of giving a what-are-you-even-talking-about face right now, she'd be giving one. Vash will have to settle for brief silence instead.]

...a desert. With glass trees.

[Thiiiinking.]

I suppose the desert was the last place I had been. But there were never any trees there. [...] Not that I would have been able to see them. To be quite honest, I had very little control over whatever illusion it is you saw.