| Rarity | Population | Answer | Country | % Correct |
|---|---|---|---|---|
| 83.9% | 16,704,306 | Beijing | China | 91%
|
| 69.7% | 3,769,495 | Berlin | Germany | 91%
|
| 64.9% | 3,055,149 | Brasilia | Brazil | 89%
|
| 57.0% | 1,211,035 | Brussels | Belgium | 89%
|
| 56.1% | 1,752,286 | Budapest | Hungary | 89%
|
| 65.5% | 2,891,082 | Buenos Aires | Argentina | 89%
|
| 63.7% | 1,620,343 | Barcelona | Spain | 88%
|
| 15.1% | 454,200 | Barcelona | Venezuela | 88%
|
| 45.7% | 1,397,939 | Belgrade | Serbia | 88%
|
| 48.3% | 121,631 | Bern | Switzerland | 88%
|
| 57.8% | 7,743,955 | Bogota | Colombia | 88%
|
| 63.0% | 7,216,000 | Baghdad | Iraq | 86%
|
| 46.2% | 1,916,100 | Beirut | Lebanon | 86%
|
| 51.9% | 2,151,665 | Bucharest | Romania | 86%
|
| 67.1% | 5,104,476 | Bangkok | Thailand | 85%
|
| 39.3% | 1,223,000 | Birmingham | UK | 85%
|
| 39.0% | 200,733 | Birmingham | USA | 85%
|
| 69.8% | 675,647 | Boston | USA | 85%
|
| 44.2% | 2,054,614 | Brisbane | Australia | 83%
|
| 50.4% | 1,116,513 | Baku | Azerbaijan | 80%
|
| 41.0% | 423,737 | Bratislava | Slovakia | 77%
|
| 29.1% | 2,521,564 | Belo Horizonte | Brazil | 74%
|
| 26.2% | 366,133 | Bologna | Italy | 73%
|
| 27.7% | 387,909 | Bissau | Guinea-Bissau | 70%
|
| 30.2% | 1,810,366 | Bamako | Mali | 68%
|
| 49.3% | 585,708 | Baltimore | USA | 65%
|
| 27.9% | 213,585 | Bergen | Norway | 65%
|
| 32.7% | 900,000 | Bishkek | Kyrgyzstan | 65%
|
| 25.6% | 734,350 | Bangui | Central African Rep. | 64%
|
| 36.3% | 5,104,047 | Bengaluru | India | 64%
|
| 25.4% | 464,591 | Bloemfontein | South Africa | 64%
|
| 37.7% | 231,844 | Bordeaux | France | 64%
|
| 40.4% | 1,373,382 | Brazzaville | Rep. Congo | 64%
|
| 23.2% | 369,559 | Brno | Czechia | 64%
|
| 24.7% | 446,250 | Benghazi | Libya | 62%
|
| 31.7% | 354,860 | Bilbao | Spain | 62%
|
| 26.7% | 617,280 | Bristol | UK | 61%
|
| 31.2% | 546,501 | Bremen | Germany | 58%
|
| 41.3% | 274,770 | Belfast | UK | 56%
|
| 22.2% | 313,125 | Bonn | Germany | 55%
|
| 28.0% | 300,715 | Brest | Belarus | 55%
|
| 13.5% | 144,899 | Brest | France | 55%
|
| 20.4% | 277,387 | Bari | Italy | 53%
|
| 22.1% | 116,709 | Bruges | Belgium | 53%
|
| 19.3% | 164,488 | Basel | Switzerland | 52%
|
| 48.1% | 278,349 | Buffalo | USA | 50%
|
| 15.6% | 1,699,719 | Bandung | Indonesia | 44%
|
| 16.0% | 1,412,701 | Bursa | Turkiye | 44%
|
| 23.8% | 1,499,641 | Belem | Brazil | 42%
|
| 15.5% | 497,166 | Bujumbura | Burundi | 42%
|
| 42.3% | 3,391,946 | Busan | South Korea | 42%
|
| 13.7% | 1,274,250 | Barranquilla | Colombia | 39%
|
| 42.1% | 227,470 | Baton Rouge | USA | 39%
|
| 23.9% | 139,001 | Brighton (and Hove) | UK | 39%
|
| 24.5% | 403,455 | Bakersfield | USA | 35%
|
| 48.8% | 235,684 | Boise | USA | 35%
|
| 12.9% | 183,314 | Burlington | Canada | 35%
|
| 10.8% | 331,906 | Bielefeld | Germany | 32%
|
| 12.3% | 121,394 | Braga | Portugal | 30%
|
| 15.3% | 762,719 | Benin City | Nigeria | 29%
|
| 23.4% | 117,116 | Billings | USA | 29%
|
| 10.0% | 244,715 | Braunschweig | Germany | 27%
|
| 11.9% | 239,409 | Blackpool | UK | 26%
|
| 10.8% | 291,855 | Bialystok | Poland | 24%
|
| 10.6% | 163,600 | Bournemouth | UK | 24%
|
| 14.6% | 381,990 | Batman | Turkiye | 23%
|
| 14.7% | 593,638 | Brampton | Canada | 23%
|
| 18.7% | 2,600,000 | Basrah | Iraq | 20%
|
| 10.2% | 151,854 | Bellevue | USA | 20%
|
| 16.7% | 296,973 | Bali | India | 18%
|
| 12.7% | 148,654 | Bridgeport | USA | 18%
|
| 15.1% | 186,738 | Brownsville | USA | 18%
|
| 11.2% | 107,337 | Burbank | USA | 17%
|
| 10.0% | 232,755 | Burnaby | Canada | 12%
|
| 26.6% | 108,250 | Boulder | USA | 11%
|
| 10.2% | 141,434 | Barrie | Canada | 9%
|
| 15.0% | 124,321 | Berkeley | USA | 9%
|