If you need a quick rundown of basic information about any country, the World Gazetteer is one option. From the site’s homepage:
- Current population figures and area size for all countries and important territories
- Population figures and area size of administrative divisions
- Population figures for the largest cities, towns and places as well as for metropolitan areas
- Historical population data (census or estimates; mostly from last or last two censuses)
- Overview maps that show the position of the country or the administrative divisions
- Summary statistics for countries and territories as well as for the largest cities and agglomerations
- Current national flags
- Summary maps for various subject
- A pronunciation guide for some languages
- There is a downloadable file for offline research
- A population clock that show the current population of the world
- Comprehensive meta information about statistics and the project
Sample maps from the website (for Poland):
Other posts in the Demographic Data series
- Plotting US Census Data In Google Earth
- Worldwide Digital Geographic Data From The FAO
- US Census Data (And More) Visualization In Google Earth
- Global One-Degree Gridded Economic And Climate Data
- Demographic Maps And Data From Social Explorer
- Interactive US Census Data Viewing In Google Earth With The GE-Census Explorer
- Demographic Data For Your Zipcode
- Historical Census Data From the National Historical Geographic Information System
- Free Neighborhood Boundary Shapefiles
- Some TIGER Data Finally Out In Shapefile Format
- Old TIGER Data Still Available
- Urban & Environmental Modeler’s Datakit
- Mapping Human DNA Diversity
- Quick Country Information With The World Gazetteer
- Plot Demographic Data In Map, Graph, And Tabular Format With PolicyMap
- Animated 3D Thematic Maps With Uuorld
- Create Your Own Gapminder Animated Charts
Hi Leszek
Another good source is http://www.citypopulation.de for population statistics similar to the ones you presented, which means including maps.
Another good source for similar city/population statistics incl. long/lat for the cities is http://www.tageo.com/index.htm
Cheers
Askan.