| Country | Largest City (Metro) | Second City (Metro) | % Correct |
|---|---|---|---|
| Spain | Madrid | Barcelona | 89%
|
| Italy | Milan | Naples | 89%
|
| Portugal | Lisbon | Porto | 86%
|
| Russia | Moscow | Saint Petersburg | 86%
|
| Belgium | Brussels | Antwerp | 85%
|
| Germany | Ruhr | Berlin | 85%
|
| France | Paris | Lyon | 85%
|
| United Kingdom | London | Manchester | 85%
|
| Netherlands | The Hague | Rotterdam | 85%
|
| Greece | Athens | Thessaloniki | 82%
|
| Ireland | Dublin | Cork | 81%
|
| Croatia | Zagreb | Split | 80%
|
| Austria | Vienna | Graz | 79%
|
| Sweden | Stockholm | Gothenburg | 78%
|
| Norway | Oslo | Bergen | 77%
|
| Denmark | Copenhagen | Aarhus | 76%
|
| Liechtenstein | Schaan | Vaduz | 72%
|
| Ukraine | Kiev | Kharkiv | 71%
|
| Switzerland | Zürich | Basel | 69%
|
| Finland | Helsinki | Tampere | 60%
|
| Lithuania | Vilnius | Kaunas | 58%
|
| Poland | Warsaw | Katowice | 55%
|
| Bulgaria | Sofia | Plovdiv | 55%
|
| Hungary | Budapest | Debrecen | 53%
|
| Slovakia | Bratislava | Košice | 52%
|
| Slovenia | Ljubljana | Maribor | 52%
|
| Albania | Tirana | Durrës | 51%
|
| Moldova | Chişinău | Tiraspol | 49%
|
| Bosnia and Herzegovina | Sarajevo | Banja Luka | 47%
|
| Czech Republic | Prague | Ostrava | 47%
|
| Belarus | Minsk | Gomel | 44%
|
| Serbia | Belgrade | Niš | 43%
|
| Estonia | Tallinn | Tartu | 43%
|
| Latvia | Riga | Daugavpils | 39%
|
| Romania | Bucharest | Iași | 34%
|
| Malta | Valletta | Mosta | 31%
|
| Luxembourg | Luxembourg City | Esch-sur-Alzette | 25%
|
| Kosovo | Pristina | Prizren | 24%
|
| Montenegro | Podgorica | Nikšić | 21%
|
| North Macedonia | Skopje | Bitola | 18%
|
| Andorra | Andorra la Vella | Les Escaldes | 12%
|
| Iceland | Reykjavík | Kópavogur | 11%
|
| San Marino | Dogana | Borgo Maggiore | 5%
|
| Monaco | Monte Carlo | La Condamine | 5%
|