| Disputed Territories | Countries | % Correct |
|---|---|---|
| Tuzla Island and Strait of Kerch; Sarych, Sea of Azov, Crimea | Russia / Ukraine | 98%
|
| Gibraltar | United Kingdom / Spain | 98%
|
| Mont Blanc summit | France / Italy | 97%
|
| Aegean dispute, Imia/Kardak | Greece / Turkey | 93%
|
| Rockall Island | Ireland / United Kingdom / Denmark / Iceland | 84%
|
| Carlingford Lough and Lough Foyle | Ireland / United Kingdom | 80%
|
| Olivenza and Vila Real | Spain / Portugal | 75%
|
| Island of Šarengrad / Island of Vukovar | Croatia / Serbia | 69%
|
| Lake Constance | Germany / Austria / Switzerland | 67%
|
| Gulf of Piran / Military complex near Sveta Gera | Slovenia / Croatia | 66%
|
| Tip of the Klek peninsula, a Veliki Školj and Mali Školj | Croatia / Bosnia and Herzegovina | 61%
|
| Prevlaka | Croatia / Montenegro | 56%
|
| Sastavci | Serbia / Bosnia and Herzegovina | 52%
|
| Dollart bay | Germany / Netherlands | 49%
|