| Country | Bordering Country | % Correct |
|---|---|---|
| Italy | Vatican City | 98%
|
| USA | Mexico | 96%
|
| Peru | Ecuador | 95%
|
| Serbia | Kosovo | 95%
|
| Brazil | Suriname | 93%
|
| India | Bhutan | 91%
|
| South Africa | Swaziland | 91%
|
| China | Bhutan | 89%
|
| Poland | Slovakia | 89%
|
| Nicaragua | Costa Rica | 80%
|
| Sudan | Eritrea | 78%
|
| Iran | Armenia | 76%
|
| DR Congo | Rwanda | 75%
|
| Namibia | Botswana | 73%
|
| Mali | Senegal | 65%
|