| Rank | Border | % Correct |
|---|---|---|
| 9 | China/North Korea | 95%
|
| 3 | Israel/Syria | 93%
|
| 2 | India/Pakistan | 90%
|
| 1 | South Korea/North Korea | 90%
|
| 4 | Mexico/United States | 88%
|
| 10 | Pakistan/Afghanistan | 84%
|
| 5 | Bangladesh/India | 82%
|
| 6 | Yemen/Saudi Arabia | 70%
|
| 7 | Niger/Chad | 66%
|
| 8 | Colombia/Ecuador | 52%
|