Maybe someone saw the universal structure of geographical objects?

Question

data mining

Hello!
Have you come across a ready-made normalized database of geographical objects?
So that there is a binding: continent, part of the world, country, etc., and up to the street.
Interested in the structure. so that the whole world lays down in one structure.
We have dictionaries, but I'm interested in the global single structure.
Perhaps pieces of it.

Answer 1

If you know English, then there is a similar question on stackoverflow: link
Here is a link to how mail works with all this: link

Answer 2

geonames.org - but the main language there is English, not everything has been translated into Russian

Answer 3

Wikipedia has an article on the levels of administrative division, there are useful links :)