Every now and then, we'll hear about a quirky part of the world in which local circumstances are such that most people there will live underground or in a single building.
But while it's interesting to hear about these places at all, it's especially hard to look away when we get some insight into what it's like to live there from the people who actually do.
And sure, it's easy to be curious about how a remote research station at the South Pole manages to get rid of its trash, but we can also find that the towns we may not have spared a thought for also hold their own bizarre facts of life when someone exposes them to us.
That goes a long way to explain why TikTok users suddenly had a lot of questions about rural Alaska after seeing one woman's staggering video.