| Country | Distance | Closest Non-Border | % Correct |
|---|---|---|---|
| Spain | 15 km | Morocco | 96%
|
| Indonesia | 5.8 km | Singapore | 88%
|
| Yemen | 18 km | Djibouti | 84%
|
| United Kingdom | 32 km | France | 84%
|
| Australia | 4.4 km | Papua New Guinea | 74%
|
| Bangladesh | 22 km | Nepal | 73%
|
| Denmark | 4.0 km | Sweden | 68%
|
| Egypt | 16 km | Jordan | 66%
|
| United States | 3.7 km | Russia | 64%
|
| Venezuela | 10 km | Trinidad and Tobago | 62%
|
| Qatar | 6.7 km | Bahrain | 61%
|
| Canada | 7.3 km | France | 59%
|
| Philippines | 16 km | Malaysia | 58%
|
| Mongolia | 39 km | Kazakhstan | 45%
|
| China | 1.0 km | Taiwan | 41%
|
| Comoros | 62 km | France | 19%
|