For example, if you learn something in for example a classroom, you are more likely to remember it on a test given in a classroom than in (for example) a church, and vice versa (link to study). And this even generalizes to people who learn something in a red room recalling it better in other red places (link to study)

Most mentions of that study I've heard in meatspace concluded with “Thus, I'm going to study while drunk, and to take the exam while drunk.”