| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 98,580 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 106,969 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 329,282 |
| Biggest Cities in Brazil | 0 | - | 4.56 | 51,370 |
| Biggest Cities in Germany | 0 | - | 4.95 | 282,412 |
| Biggest Cities in the World | 0 | - | 4.91 | 757,769 |
| Biggest Cities in Asia | 0 | - | 4.94 | 105,025 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 47,787 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.94 | 47,657 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.86 | 87,343 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 39,850 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.91 | 90,988 |
| All Cities in India with Population of 1 Million | 0 | - | 4.83 | 45,175 |
| Biggest City by Time Zone | 0 | - | 4.87 | 62,429 |
| Biggest City in Every Country | 0 | - | 4.98 | 91,563 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 191,088 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 103,450 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 112,498 |
| Biggest Cities with Exceptions | 0 | - | 4.88 | 74,142 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 214,664 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.86 | 79,855 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 130,264 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 401,298 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.95 | 73,885 |
| Biggest Cities in Deserts | 0 | - | 4.94 | 45,883 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 108,906 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 66,037 |
| Ten Southernmost Megacities | 0 | - | 4.82 | 49,353 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 62,985 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 121,476 |
| Biggest Cities in the United States | 0 | - | 4.94 | 922,894 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 354,424 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 154,022 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 42,433 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 112,218 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 554,551 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 76,062 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 36,720 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.88 | 109,668 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.85 | 58,647 |
| Biggest Cities in Mexico | 0 | - | 4.50 | 37,503 |
| Cities of China (With Some Help) | 0 | - | 4.90 | 30,337 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.88 | 115,572 |
| Biggest Cities by Language | 0 | - | 4.95 | 225,418 |
| Largest City by Island | 0 | - | 4.89 | 67,988 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.92 | 68,230 |
| Most Populous World Capitals | 0 | - | 4.93 | 170,441 |
| Biggest European Cities by Century | 0 | - | 4.98 | 125,913 |
| Megacities on a World Map | 0 | - | 4.98 | 234,496 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 64,626 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 70,498 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 101,570 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.43 | 14,161 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 162,095 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.88 | 54,230 |
| Biggest Cities in France - Extreme | 0 | - | 4.89 | 52,289 |
| Largest Nordic Cities on a Map | 0 | - | 4.83 | 34,691 |
| Biggest Cities in Canada | 0 | - | 4.56 | 128,451 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 162,980 |
| Biggest Cities in Europe | 0 | - | 4.74 | 523,716 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.47 | 63,324 |
| Megacities on an Empty Map | 0 | - | 4.95 | 94,046 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.95 | 37,291 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 67,014 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 71,409 |
| Biggest Cities in the Sun Belt on a Map | 0 | - | 4.81 | 21,796 |
| Biggest English Cities by Century | 0 | - | 4.89 | 103,749 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 36,148 |
| Saint Lucia Country Quiz | 0 | - | 4.65 | 17,464 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 71,541 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 49,923 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.75 | 71,832 |
| Biggest Mediterranean Cities | 0 | - | 4.56 | 89,434 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.57 | 39,900 |
| Biggest Urban Areas in the UK | 0 | - | 4.41 | 173,133 |
| Biggest Cities in Japan | 0 | - | 4.68 | 80,683 |
| Biggest Cities in Russia | 0 | - | 4.48 | 80,448 |
| Biggest Cities in France | 0 | - | 4.70 | 215,132 |
| Biggest Cities in Spain | 0 | - | 4.63 | 164,834 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 54,172 |
| Biggest Cities in Poland | 0 | - | 4.57 | 51,886 |
| Biggest Cities in the UK | 0 | - | 4.47 | 100,881 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.46 | 30,191 |
| Biggest Cities in China | 0 | - | 4.47 | 151,308 |
| Cities of Ireland | 0 | - | 4.50 | 49,042 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 45,973 |
| Biggest Cities in India | 0 | - | 4.70 | 65,851 |
| Biggest Cities in Italy | 0 | - | 4.70 | 232,699 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.70 | 58,864 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 77,618 |
| All Cities in China with Population of 1 Million | 0 | - | 4.78 | 43,303 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 100,413 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 44,434 |
| Biggest City by Region | 0 | - | 4.50 | 35,217 |
| Most Populous 2nd Cities | 0 | - | 4.78 | 55,956 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.95 | 82,191 |
| Northernmost Major City by Country | 0 | - | 4.56 | 32,351 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 51,656 |
| Two Largest Cities by First Two Letters | 0 | - | 4.54 | 81,441 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 48,611 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 23,664 |
| Biggest English-Speaking Cities | 0 | - | 4.43 | 141,202 |
| Biggest European Cities by Letter | 0 | - | 4.62 | 124,059 |
| Biggest Cities in History | 0 | - | 4.50 | 86,482 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 71,031 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.56 | 64,676 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,331 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.40 | 47,050 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.47 | 81,178 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.55 | 42,272 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.27 | 108,370 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.48 | 62,376 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 42,756 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 35,857 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.42 | 39,402 |
| Most Populous U.S. Cities as a Percent of Their State | 0 | - | 4.78 | 53,614 |
| Colour in the Flag Map by Guessing Cities | 0 | - | 4.93 | 61,768 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 67,106 |
| Biggest Cities in the Blue Banana | 0 | - | 4.54 | 34,486 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 31,080 |
| Biggest Cities in Portugal | 0 | - | 4.42 | 20,146 |
| Biggest Cities Starting With A | 0 | - | 4.62 | 120,080 |
| Biggest Cities Starting With D | 0 | - | 4.51 | 112,961 |
| Biggest Cities Starting With H | 0 | - | 4.54 | 105,125 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 118,169 |
| Biggest Cities Starting With M | 0 | - | 4.50 | 138,193 |
| Biggest Cities Starting With P | 0 | - | 4.47 | 122,494 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.75 | 43,287 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.58 | 41,200 |
| Biggest U.S. Cities A-Z | 0 | - | 4.69 | 136,217 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 160,466 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 118,850 |
| Fastest Growing U.S. Cities | 0 | - | 4.37 | 72,142 |
| Second Biggest Cities by Country | 0 | - | 4.36 | 44,708 |
| Biggest Nordic Cities | 0 | - | 4.38 | 60,877 |
| Biggest Coastal City by Country | 0 | - | 4.61 | 27,642 |
| Biggest City by Region #2 | 0 | - | 4.43 | 24,159 |
| Biggest Cities by Latitude | 0 | - | 4.77 | 27,106 |
| U.S. Cities by Hispanic Population | 0 | - | 4.30 | 36,516 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.51 | 22,635 |
| 100 Biggest Soviet Cities in 1989 with a Map | 0 | - | 4.96 | 28,395 |
| Largest Cities once part of the Byzantine Empire | 0 | - | 4.83 | 20,637 |
| Biggest Cities in Washington State | 0 | - | 4.46 | 34,916 |
| Biggest Cities in North Carolina | 0 | - | 4.68 | 34,032 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,393,364 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 367,294 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.70 | 105,131 |
| Five Biggest Cities by Country | 0 | - | 4.69 | 161,458 |
| Largest Cities in Alexander's Empire | 0 | - | 4.57 | 39,462 |
| Biggest Cities in the World - 2100 | 0 | - | 4.23 | 89,265 |
| Flags to Largest Cities | 0 | - | 4.55 | 36,343 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 25,392 |
| Biggest Cities in Turkey on a Map | 0 | - | 4.23 | 19,267 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.43 | 105,907 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.42 | 90,324 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 40,514 |
| Biggest World Cities A-Z | 0 | - | 4.61 | 215,891 |
| Biggest Cities Starting With B | 0 | - | 4.35 | 157,964 |
| Biggest Cities Starting With C | 0 | - | 4.10 | 102,145 |
| Biggest Cities Starting With K | 0 | - | 4.31 | 84,257 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 122,312 |
| Biggest Cities Starting With T | 0 | - | 4.28 | 124,243 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 162,591 |
| Countries with Megacities | 0 | - | 4.99 | 222,201 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 189,507 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 107,646 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 128,834 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 75,041 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 301,327 |
| Largest World Cities With Four Letters | 0 | - | 4.36 | 44,712 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.78 | 67,465 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 123,524 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 82,813 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 259,376 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 117,126 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 108,519 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 89,278 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 55,712 |
| Jewish Cities Quiz | 0 | - | 4.33 | 60,879 |
| Biggest Cities by Trait #2 | 0 | - | 4.40 | 14,928 |
| The Most Populous U.S. City by Category | 0 | - | 4.34 | 21,788 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.35 | 98,279 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.15 | 103,833 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.16 | 83,065 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.16 | 78,225 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.37 | 32,001 |
| Biggest U.S. Cities Starting with P | 0 | - | 4.03 | 65,917 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.26 | 71,677 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.32 | 72,856 |
| Biggest Cities in California | 0 | - | 4.34 | 136,650 |
| Biggest Cities in Florida | 0 | - | 4.22 | 70,459 |
| Biggest Cities in New York State | 0 | - | 4.31 | 58,325 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 44,478 |
| Biggest Cities in Ohio | 0 | - | 4.38 | 47,770 |
| Biggest Cities in Texas | 0 | - | 4.27 | 116,640 |
| Biggest Cities in Wisconsin | 0 | - | 4.46 | 24,561 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 38,796 |
| Countries of Europe by Population | 0 | - | 4.98 | 167,510 |
| Most Populous Countries by Year | 0 | - | 4.81 | 104,312 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 222,389 |
