| Land Borders | Country | % Correct |
|---|---|---|
| China, Russia | Mongolia | 100%
|
| Argentina, Brazil | Uruguay | 100%
|
| Latvia, Russia | Estonia | 97%
|
| Spain | Portugal | 93%
|
| Oman, Saudi Arabia | Yemen | 93%
|
| France, Spain | Andorra | 90%
|
| Germany | Denmark | 90%
|
| Romania, Ukraine | Moldova | 90%
|
| Belgium, Germany | Netherlands | 90%
|
| Nicaragua, Panama | Costa Rica | 87%
|
| Iraq, Saudi Arabia | Kuwait | 87%
|
| Colombia, Costa Rica | Panama | 87%
|
| Cambodia, China, Laos | Vietnam | 87%
|
| India, Myanmar | Bangladesh | 83%
|
| Eritrea, Ethiopia, Somalia | Djibouti | 83%
|
| Benin, Burkina Faso, Ghana | Togo | 83%
|
| Mozambique, South Africa | Eswatini | 80%
|
| Senegal | Gambia | 77%
|
| Indonesia | Papua New Guinea | 77%
|
| Mozambique, Tanzania, Zambia | Malawi | 73%
|