Tons of stuff I could tell you about if I remembered all the links, but the one that stands out right now is Gorogoa, a sort of puzzle game with amazing drawing work. You fit the pictures together and then they grow out of each other, and explaining too much is probably bad, but here's what it looks like, sometimes, anyway:
And then there was virtual reality. This is what I did. Essentially it's tiny TV monitors inside a set of goggles. The screen turns in time with you, which is uncannily accurate, and the suctiony power of the goggles sort of blinds out everything else.
It's not THAT hi-tech, in spite of the concept, but it is surprisingly effective. I was shaking as I walked away, forgetting that in reality there were no climbing spires or castles. (Not in Queens, anyway.) Twelve-year-old me would be so pleased. So pleased and so jealous: