Weather.

Today, in a shuttle from Terminal 4 to Terminal 1: The Historian: You know, when I told everyone when we were going to Scotland, they all said how terrible the weather would be. But I just remember what you said: Me: ...that's not really why Historian: ...we're going there to see people. Me: --plus, you can do things in the rain. Unless you're, like, going to the Caribbean or something. Otherwise, you can just go do stuff. Historian: Right! Me: In fact, this whole country is basically built on that premise: you can do everything in rainy weather. [we land in Aberdeen, and it is--wait for it--raining.]