| Altitude | Lowest point | Country | % Correct |
|---|---|---|---|
| -4m | The Fens | United Kingdom | 93%
|
| -7m | Vergeten Plek | Netherlands | 92%
|
| -28m | Caspian Sea | Russia | 92%
|
| -7m | Lammefjord | Denmark | 87%
|
| -4m | Neuendorf-Sachsenbande | Germany | 87%
|
| -4m | Multiple, west of Veurne | Belgium | 85%
|
| -10m | Étang de Lavalduc | France | 85%
|
| -3m | Jolanda di Savoia | Italy | 83%
|
| -5m | Kuyalnik Estuary | Ukraine | 65%
|
| -5m | Nemunas Delta | Lithuania | 57%
|