More than 3.9 billion people live in cities around the world, and the United Nations expects that number could grow by another 2.5 billion by 2050.
Big-city life isn't for everyone, though, and these tiny settlements show the ingenuity of small populations.
From the North Atlantic island of Mykines -- which has just 13 permanent residents -- to the floating islands of the Uros people in Peru, here's a list of places where you can really get away from it all.
And by "all," we mean "people."