About a week before setting off to New Zealand, I was talking with an acquaintance about how I would soon be moving there, and then he asked me: “So,” he said, “are you going to visit anywhere else in Europe while you’re there?”
The International Date Line isn’t a fixed line at all, but actually sort of follows the 180° longitude line, zigzagging its way through a bunch of small islands, territories and nations. More interestingly, it also allows you to semi-time travel.