| Population | Answer | % Correct |
|---|---|---|
| 454,000 | Istanbul | 100%
|
| 417,000 | Rome | 100%
|
| 259,000 | Antioch | 0%
|
| 177,000 | Carthage | 0%
|
| 351,000 | Ctesiphon | 0%
|
| 363,000 | Luoyang | 0%
|
| 409,000 | Naning | 0%
|
| 382,000 | Seleucia | 0%
|
| 196,000 | Vaishali | 0%
|
| 185,000 | Yiyang | 0%
|