This article is a stub. You can help XKCD Explained by expanding it. Canyon Number 13 Date Jan. 1st 2006 Previous Poisson Next Copyright Canyon is the 13th xkcd comic. ExplanationEdit I don't understand it at all, it's to meta Mouseover textEdit "They're standing at the lip of the canyon, which isn't clear at all." See alsoEdit Categories: Article stubs Comic Random Add category Cancel Save