| Borders | Country | % Correct |
|---|---|---|
| Russia | Latvia | 97%
|
| Russia | Lithuania | 97%
|
| Romania | Bulgaria | 94%
|
| Russia | China | 94%
|
| Rep. Congo, Rwanda | D. R. Congo | 94%
|
| Russia | Estonia | 94%
|
| Russia | Kazakhstan | 94%
|
| Romania | Moldova | 91%
|
| Russia | Mongolia | 91%
|
| Rwanda | Uganda | 91%
|
| Romania, Russia | Ukraine | 91%
|
| Rwanda | Burundi | 89%
|
| Russia | Finland | 89%
|
| Russia | North Korea | 89%
|
| Russia | Belarus | 86%
|
| Russia | Georgia | 86%
|
| Romania | Serbia | 86%
|
| Rwanda | Tanzania | 86%
|
| Russia | Azerbaijan | 83%
|
| Rep. Congo | Central African Republic | 83%
|
| Romania | Hungary | 83%
|
| Russia | Poland | 83%
|
| Rep. Congo | Cameroon | 80%
|
| Rep. Congo | Gabon | 80%
|
| Rep. Congo | Angola | 71%
|
| Russia | Norway | 71%
|