| Answer | Population | % Correct |
|---|---|---|
| Rome | 2 864 348 | 100%
|
| Riga | 698 529 | 98%
|
| Rotterdam | 631 155 | 98%
|
| Reykjavik | 124 800 | 87%
|
| Rostov-na-Donu | 1 119 875 | 83%
|
| Rennes | 213 454 | 74%
|
| Reims | 183 042 | 72%
|
| Rostock | 206 011 | 72%
|
| Rouen | 110 618 | 70%
|
| Rhodes | 115 490 | 63%
|
| Ravenna | 159 162 | 58%
|
| Rimini | 148 908 | 58%
|
| Reading | 162 700 | 56%
|
| Regensburg | 145 465 | 55%
|
| Reggio Calabria | 182 703 | 55%
|
| Rijeka | 127 498 | 54%
|
| Reus | 103 615 | 45%
|
| Reggio Emilia | 170 996 | 42%
|
| Ryazan | 534 762 | 42%
|
| Reutlingen | 114 310 | 35%
|
| Rotherham | 109 691 | 35%
|
| Radom | 215 653 | 33%
|
| Ruse | 161 044 | 32%
|
| Rzeszów | 188 021 | 31%
|
| Recklinghausen | 114 330 | 27%
|
| Rivne | 249 477 | 27%
|
| Remscheid | 109 499 | 24%
|
| Rybnik | 139 540 | 22%
|
| Ruda Śląska | 139 412 | 16%
|
| Rybinsk | 191 840 | 13%
|