| Island(s) | Country | % Correct |
|---|---|---|
| Borneo, New Guinea, Sebatik Island, Timor | Indonesia | 95%
|
| Ireland | United Kingdom | 95%
|
| Hispaniola | Haiti | 92%
|
| Ireland | Ireland | 92%
|
| Hispaniola | Dominican Republic | 91%
|
| Borneo, Sebatik Island | Malaysia | 91%
|
| Dall Island | United States | 86%
|
| Borneo | Brunei | 85%
|
| New Guinea | Papua New Guinea | 85%
|
| Dall Island | Canada | 80%
|
| Jähi, Koiluoto, Maly Pogranichny | Russia | 79%
|
| Timor | East Timor | 76%
|
| Jähi, Kataja, Koiluoto, Vanhasaari | Finland | 64%
|
| Kataja | Sweden | 64%
|
| Isla Grande de Tierra del Fuego | Argentina | 47%
|
| Isla Grande de Tierra del Fuego | Chile | 45%
|
| Usedom | Germany | 43%
|
| Usedom | Poland | 35%
|
| Nova Zemlia | Ukraine | 28%
|
| K Island | Romania | 20%
|