USA

Atlas of visual statistics of the USA.
On the map and scale you can see how the US population is distributed among the states, by nationality, which nationality dominates, what kind of nationality people are in which state they emigrate.
How much people speak English and at what level. For example, the Germans learn the language better, the Russians in the middle.
Income statistics, etc.

Quite detailed statistics on many topics.
In addition, you can view statistics by state.