| African Cities in the Top 200 Worldwide | 0 | - | 4.93 | 43,146 |
| Biggest Cities in the World | 0 | - | 4.90 | 703,915 |
| Biggest Cities in Asia | 0 | - | 4.94 | 98,376 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 44,512 |
| Biggest Cities in Germany | 0 | - | 4.95 | 268,390 |
| All Cities in China with Population of 1 Million | 0 | - | 4.81 | 39,655 |
| Biggest Cities in Sweden | 0 | - | 4.84 | 37,889 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.89 | 79,622 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 96,422 |
| Biggest City by Time Zone | 0 | - | 4.85 | 56,109 |
| Biggest City in Every Country | 0 | - | 4.98 | 81,622 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 174,610 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 94,447 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 99,854 |
| Biggest Cities with Exceptions | 0 | - | 4.91 | 66,958 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.97 | 203,562 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.84 | 73,521 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 122,857 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 378,801 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.95 | 67,061 |
| Biggest Cities in Deserts | 0 | - | 4.94 | 43,040 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 310,313 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 100,521 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 60,976 |
| Ten Southernmost Megacities | 0 | - | 4.81 | 47,032 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 56,861 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 109,795 |
| Biggest Cities in the United States | 0 | - | 4.93 | 850,253 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 338,959 |
| Cities of China (With Some Help) | 0 | - | 4.87 | 28,716 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.87 | 110,293 |
| Biggest Cities by Language | 0 | - | 4.95 | 216,605 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 65,408 |
| Most Populous World Capitals | 0 | - | 4.94 | 162,566 |
| Biggest European Cities by Century | 0 | - | 4.98 | 120,651 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 144,876 |
| Megacities on a World Map | 0 | - | 4.98 | 223,924 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.84 | 44,813 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.91 | 105,303 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 523,766 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 60,971 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 64,827 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 71,005 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.87 | 101,344 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.82 | 53,901 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 92,261 |
| Biggest City in Each U.S. State | 0 | - | 4.86 | 153,826 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.88 | 51,706 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 93,765 |
| Biggest Cities in France - Extreme | 0 | - | 4.90 | 45,675 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 156,858 |
| Biggest Cities in Europe | 0 | - | 4.75 | 490,445 |
| Megacities on an Empty Map | 0 | - | 4.95 | 88,909 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.91 | 30,524 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 64,553 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 68,687 |
| Largest Nordic Cities on a Map | 0 | - | 4.82 | 30,924 |
| Biggest Cities in Australia on a Map | 0 | - | 4.62 | 33,730 |
| Biggest English Cities by Century | 0 | - | 4.90 | 100,613 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 30,822 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.79 | 69,676 |
| Biggest Mediterranean Cities | 0 | - | 4.58 | 87,325 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.63 | 37,674 |
| Biggest Cities in Japan | 0 | - | 4.66 | 76,749 |
| Biggest Cities in Russia | 0 | - | 4.49 | 77,698 |
| Biggest Cities in France | 0 | - | 4.72 | 203,519 |
| Biggest Cities in Spain | 0 | - | 4.55 | 156,525 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 51,261 |
| Biggest Cities in Poland | 0 | - | 4.57 | 49,145 |
| Biggest Cities in the UK | 0 | - | 4.46 | 95,306 |
| Biggest Cities in China | 0 | - | 4.55 | 142,016 |
| Cities of Ireland | 0 | - | 4.49 | 46,572 |
| Biggest Cities in Canada | 0 | - | 4.66 | 122,578 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 44,167 |
| Biggest Cities in India | 0 | - | 4.71 | 63,376 |
| Biggest Cities in Italy | 0 | - | 4.70 | 221,738 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.45 | 61,149 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 98,325 |
| Biggest Cities by Trait #1 | 0 | - | 4.43 | 43,406 |
| Biggest City by Region | 0 | - | 4.50 | 34,081 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 54,092 |
| Largest World Capitals with Exceptions | 0 | - | 4.72 | 50,697 |
| Two Largest Cities by First Two Letters | 0 | - | 4.58 | 78,114 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 47,465 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 49,252 |
| Biggest Cities in Mexico | 0 | - | 4.51 | 35,031 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.76 | 67,051 |
| All Cities in India with Population of 1 Million | 0 | - | 4.80 | 41,885 |
| Biggest European Cities by Letter | 0 | - | 4.66 | 120,429 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.65 | 63,385 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.96 | 78,998 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.50 | 63,305 |
| U.S. States by Second Most Populous City | 0 | - | 4.43 | 40,889 |
| Biggest "Saint" Cities - United States | 0 | - | 4.47 | 34,437 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.45 | 37,550 |
| Biggest Cities in New Zealand | 0 | - | 4.57 | 23,018 |
| Biggest English-Speaking Cities | 0 | - | 4.43 | 137,582 |
| Biggest City by Island | 0 | - | 4.57 | 46,145 |
| Biggest Cities in History | 0 | - | 4.50 | 81,965 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 68,603 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.50 | 40,669 |
| Biggest World Cities in 1850 | 0 | - | 4.64 | 65,213 |
| Biggest Cities in the Blue Banana | 0 | - | 4.57 | 32,334 |
| Biggest Urban Areas in the UK | 0 | - | 4.40 | 169,143 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.46 | 28,908 |
| Biggest Cities in Portugal | 0 | - | 4.42 | 19,156 |
| Biggest Cities Starting With A | 0 | - | 4.55 | 114,230 |
| Biggest Cities Starting With D | 0 | - | 4.49 | 108,497 |
| Biggest Cities Starting With H | 0 | - | 4.57 | 99,437 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 112,439 |
| Biggest Cities Starting With M | 0 | - | 4.50 | 131,136 |
| Biggest Cities Starting With P | 0 | - | 4.48 | 116,506 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 62,120 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.47 | 46,922 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.58 | 37,271 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.41 | 13,459 |
| Biggest U.S. Cities A-Z | 0 | - | 4.71 | 132,859 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 139,997 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 111,701 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.79 | 100,781 |
| Fastest Growing U.S. Cities | 0 | - | 4.36 | 70,701 |
| Second Biggest Cities Quiz | 0 | - | 4.25 | 39,275 |
| Biggest Nordic Cities | 0 | - | 4.38 | 59,951 |
| Biggest Coastal City by Country | 0 | - | 4.60 | 27,158 |
| Five Biggest Cities by Country | 0 | - | 4.69 | 154,954 |
| Biggest City by Region #2 | 0 | - | 4.46 | 23,408 |
| Biggest Cities by Latitude | 0 | - | 4.76 | 26,455 |
| Northernmost Major City by Country | 0 | - | 4.56 | 31,245 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.70 | 56,911 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.70 | 75,283 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.78 | 42,686 |
| Flags to Largest Cities | 0 | - | 4.55 | 33,072 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.49 | 21,237 |
| Saint Lucia Country Quiz | 0 | - | 4.66 | 16,606 |
| Biggest Cities in North Carolina | 0 | - | 4.66 | 32,573 |
| Biggest World Cities A-Z | 0 | - | 4.58 | 206,293 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,330,283 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 353,695 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 129,277 |
| Countries with Megacities | 0 | - | 4.99 | 202,169 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 175,641 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 100,099 |
| Countries With More than 200 Million People | 0 | - | 4.94 | 98,445 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 66,048 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 253,477 |
| Largest Cities in Alexander's Empire | 0 | - | 4.56 | 38,821 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.38 | 37,972 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.25 | 95,529 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 53,008 |
| Biggest Cities in the World - 2100 | 0 | - | 4.29 | 83,285 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 24,686 |
| Cities on Interstate 90 on a Map | 0 | - | 4.44 | 29,334 |
| Biggest Cities in Turkey on a Map | 0 | - | 4.21 | 17,601 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 39,984 |
| Biggest Cities Starting With B | 0 | - | 4.36 | 150,622 |
| Biggest Cities Starting With C | 0 | - | 4.08 | 98,189 |
| Biggest Cities Starting With K | 0 | - | 4.30 | 80,100 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 116,751 |
| Biggest Cities Starting With T | 0 | - | 4.30 | 118,031 |
| Biggest Cities in the Sun Belt on a Map | 0 | - | 4.79 | 19,711 |
| Largest World Cities With Four Letters | 0 | - | 4.38 | 43,616 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.79 | 65,660 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 118,222 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.94 | 67,557 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 248,576 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 110,701 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 104,327 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.94 | 72,397 |
| Countries by Population Range - Tile Select | 0 | - | 4.84 | 51,422 |
| Jewish Cities Quiz | 0 | - | 4.31 | 59,605 |
| U.S. Cities by Hispanic Population | 0 | - | 4.27 | 24,770 |
| Biggest Cities by Trait #2 | 0 | - | 4.38 | 14,372 |
| The Most Populous U.S. City by Category | 0 | - | 4.31 | 20,974 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.40 | 89,618 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.39 | 75,548 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.30 | 83,976 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.08 | 89,608 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.16 | 71,302 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.22 | 66,915 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.23 | 61,183 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.27 | 68,490 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 30,470 |
| Biggest Cities in California | 0 | - | 4.35 | 132,136 |
| Biggest Cities in Florida | 0 | - | 4.20 | 68,237 |
| Biggest Cities in New York State | 0 | - | 4.29 | 56,543 |
| Biggest Cities in Pennsylvania | 0 | - | 4.14 | 43,209 |
| Biggest Cities in Ohio | 0 | - | 4.37 | 46,324 |
| Biggest Cities in Texas | 0 | - | 4.26 | 112,623 |
| Biggest Cities in Wisconsin | 0 | - | 4.45 | 23,735 |
| Countries of Europe by Population | 0 | - | 4.98 | 131,661 |
| Most Populous Countries by Year | 0 | - | 4.81 | 95,960 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 79,427 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 98,536 |
| Countries with the Most People Bordering Them | 0 | - | 4.97 | 84,970 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.98 | 95,187 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 73,101 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 87,044 |
| Biggest Cities Near a Border | 0 | - | 4.20 | 29,264 |
| Cities in Squares on a Map - North America | 0 | - | 4.32 | 19,769 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 207,998 |
