| Clue | Answer | % Correct |
|---|---|---|
| Capital of Norway | Oslo | 99%
|
| England's oldest university | Oxford | 99%
|
| Famous fall festival held in Munich | Oktoberfest | 94%
|
| Spain is the largest producer of this type of oil | Olive Oil | 84%
|
| French city; there's a "new" one in Louisiana | Orléans | 84%
|
| Highest mountain in Greece | Olympus | 77%
|
| German name for Austria | Österreich | 64%
|
| Ukrainian seaport | Odessa | 61%
|
| Manchester United football stadium | Old Trafford | 60%
|
| One of the D-Day beaches | Omaha Beach | 55%
|
| One of the titles of the Dutch monarch | Prince of {Orange} | 52%
|
| Scottish archipelago | {Outer} Hebrides | 48%
|
| London cricket ground | The {Oval} | 45%
|
| Term for a province of Russia or Ukraine | Oblast | 40%
|
| Second largest city in Portugal (alternate spelling) | Oporto | 37%
|
| Scottish archipelago | Orkney | 34%
|
| River on the Poland / Germany border | Oder | 28%
|
| Belgian seaside city | Ostend | 23%
|
| Bridge connecting Copenhagen to Malmo | Øresund | 22%
|
| Biggest city in northern Finland | Oulu | 18%
|