| Bordering country | Answer | % Correct |
|---|---|---|
| Italy | Vatican City | 100%
|
| United Kingdom | Ireland | 97%
|
| Spain | Portugal | 97%
|
| Italy | San Marino | 97%
|
| North Korea | South Korea | 95%
|
| Ireland | United Kingdom | 95%
|
| Dominican Republic | Haiti | 89%
|
| Haiti | Dominican Republic | 86%
|
| South Africa | Lesotho | 86%
|
| France | Monaco | 86%
|
| Saudi Arabia | Qatar | 86%
|
| Indonesia | Timor-Leste | 86%
|
| Malaysia | Brunei | 81%
|
| Indonesia | Papua New Guinea | 78%
|
| Senegal | Gambia | 76%
|