Here is the Earth, divided by countries. Of course internet is full of information about every country. But the list here is including my experience and recommendations (countries without links are in status “expect soon”, following my plans to visit):
EUROPEÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â EAST ASIA
Bulgaria                                                                          China
Macedonia                                                                      MIDDLE ASIA
Greece                                                                           Kyrgyzstan
MIDDLE EAST
Turkey
SOUTHEAST ASIA
Singapore
Indonesia
Philippines
[wp-visited-countries width="600" height="300"]I've visited {num}
out of {total} countries. That is {percent}.[/wp-visited-countries]
Make your own visited countries map.