| Land Borders | Country | % Correct |
|---|---|---|
| China, Russia | Mongolia | 98%
|
| Russia, Finland, Sweden | Norway | 96%
|
| Italy | Vatican City | 95%
|
| China, India | Nepal | 93%
|
| Italy | San Marino | 92%
|
| Brazil, Argentina, Bolivia | Paraguay | 88%
|
| Guyana, Brazil, France | Suriname | 86%
|
| Saudi Arabia, Oman | Yemen | 86%
|
| China, India | Bhutan | 85%
|
| Mauritania, Spain, Algeria | Morocco | 85%
|
| Honduras, Guatemala | El Salvador | 81%
|
| Romania, Ukraine | Moldova | 79%
|
| Guinea, Liberia | Sierra Leone | 79%
|
| Italy, Austria, Hungary, Croatia | Slovenia | 78%
|
| Indonesia | East Timor | 76%
|
| Saudi Arabia, Oman | United Arab Emirates | 76%
|
| South Africa, Mozambique | Eswatini | 74%
|
| Indonesia | Papua New Guinea | 74%
|
| Zambia, Tanzania, Mozambique | Malawi | 63%
|
| Cameroon, Gabon | Equatorial Guinea | 61%
|