| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 141,304 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 70,236 |
| 500 Biggest US Cities | 0 | - | 4.88 | 99,612 |
| Biggest Cities in North Carolina | 0 | - | 4.66 | 32,215 |
| Biggest Cities in the World | 0 | - | 4.90 | 695,052 |
| Biggest Cities in Asia | 0 | - | 4.94 | 97,025 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 43,996 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.93 | 42,434 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.97 | 201,789 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 121,602 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 375,175 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.91 | 29,747 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 307,229 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.89 | 98,920 |
| Biggest Cities in the United States | 0 | - | 4.93 | 841,857 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 336,850 |
| Biggest City by Time Zone | 0 | - | 4.84 | 55,224 |
| Biggest City in Every Country | 0 | - | 4.98 | 80,146 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 172,122 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 93,199 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 97,930 |
| Biggest Cities with Exceptions | 0 | - | 4.91 | 65,938 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.84 | 72,543 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.95 | 66,158 |
| Biggest Cities in Deserts | 0 | - | 4.94 | 42,735 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 60,306 |
| Ten Southernmost Megacities | 0 | - | 4.81 | 46,710 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 56,018 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 108,121 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 30,000 |
| Biggest Cities in California | 0 | - | 4.35 | 131,119 |
| Biggest Cities in Florida | 0 | - | 4.20 | 67,717 |
| Biggest Cities in New York State | 0 | - | 4.29 | 56,112 |
| Biggest Cities in Pennsylvania | 0 | - | 4.14 | 42,905 |
| Biggest Cities in Ohio | 0 | - | 4.37 | 45,957 |
| Biggest Cities in Texas | 0 | - | 4.26 | 111,908 |
| Biggest Cities in Wisconsin | 0 | - | 4.45 | 23,525 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.84 | 44,333 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 103,193 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 518,850 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.82 | 53,153 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.87 | 109,620 |
| Biggest Cities by Language | 0 | - | 4.95 | 215,099 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 65,136 |
| Most Populous World Capitals | 0 | - | 4.93 | 149,590 |
| Biggest European Cities by Century | 0 | - | 4.98 | 119,743 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.88 | 51,252 |
| Megacities on a World Map | 0 | - | 4.98 | 222,305 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 92,989 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 60,392 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 64,087 |
| Biggest Cities in France - Extreme | 0 | - | 4.89 | 44,731 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 85,578 |
| Biggest Cities in Germany | 0 | - | 4.95 | 265,840 |
| Biggest City in Each U.S. State | 0 | - | 4.83 | 152,266 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 155,784 |
| Biggest Cities in Europe | 0 | - | 4.76 | 469,854 |
| Megacities on an Empty Map | 0 | - | 4.95 | 88,238 |
| Biggest Cities in Sweden | 0 | - | 4.84 | 37,600 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.89 | 77,868 |
| Cities of China (With Some Help) | 0 | - | 4.87 | 28,466 |
| Biggest Cities in New Jersey | 0 | - | 4.10 | 25,124 |
| Biggest Cities in Colorado | 0 | - | 4.04 | 30,091 |
| Biggest Cities in Virginia | 0 | - | 4.21 | 23,097 |
| Biggest Cities in Oregon | 0 | - | 4.10 | 18,889 |
| Biggest Cities in Alaska | 0 | - | 4.27 | 23,732 |
| Biggest Cities in Arizona | 0 | - | 4.28 | 28,739 |
| Biggest Cities in Illinois | 0 | - | 4.33 | 24,673 |
| Biggest Cities in Louisiana | 0 | - | 4.12 | 18,377 |
| Biggest Cities in Massachusetts | 0 | - | 4.38 | 27,866 |
| Biggest Cities in Michigan | 0 | - | 3.97 | 32,420 |
| Biggest Cities in Missouri | 0 | - | 4.21 | 15,936 |
| Biggest Cities in Tennessee | 0 | - | 4.24 | 19,249 |
| Biggest Cities in Indiana | 0 | - | 4.27 | 21,785 |
| Biggest English Cities by Century | 0 | - | 4.90 | 100,081 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 64,138 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 68,268 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.50 | 62,265 |
| U.S. States by Second Most Populous City | 0 | - | 4.43 | 40,609 |
| Biggest "Saint" Cities - United States | 0 | - | 4.47 | 34,208 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.42 | 36,985 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 61,829 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.50 | 40,945 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.78 | 69,229 |
| Biggest Mediterranean Cities | 0 | - | 4.57 | 87,056 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.63 | 37,247 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.70 | 56,622 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.70 | 74,902 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.45 | 60,757 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 98,072 |
| Biggest Cities by Trait #1 | 0 | - | 4.45 | 43,226 |
| Biggest City by Region | 0 | - | 4.50 | 33,881 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 53,725 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.97 | 78,495 |
| Largest World Capitals with Exceptions | 0 | - | 4.72 | 50,523 |
| Two Largest Cities by First Two Letters | 0 | - | 4.58 | 77,359 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 47,231 |
| Biggest English-Speaking Cities | 0 | - | 4.42 | 136,734 |
| Biggest European Cities by Letter | 0 | - | 4.66 | 119,796 |
| Biggest City by Island | 0 | - | 4.57 | 45,957 |
| Biggest Cities in History | 0 | - | 4.50 | 81,268 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 68,268 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.65 | 63,137 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.38 | 37,598 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.50 | 40,370 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.23 | 93,418 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 52,824 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.58 | 36,664 |
| Biggest World Cities in 1850 | 0 | - | 4.63 | 64,863 |
| Biggest Cities in Japan | 0 | - | 4.65 | 76,097 |
| Biggest Cities in Russia | 0 | - | 4.49 | 77,270 |
| Biggest Cities in France | 0 | - | 4.76 | 201,364 |
| Biggest Cities in Spain | 0 | - | 4.55 | 155,114 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 50,763 |
| Biggest Cities in Poland | 0 | - | 4.57 | 48,606 |
| Biggest Cities in the UK | 0 | - | 4.46 | 94,386 |
| Biggest Cities in Australia on a Map | 0 | - | 4.62 | 33,324 |
| Biggest Cities in China | 0 | - | 4.55 | 140,275 |
| Cities of Ireland | 0 | - | 4.43 | 40,043 |
| Biggest Cities in Canada | 0 | - | 4.66 | 121,587 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 43,861 |
| Biggest Cities in India | 0 | - | 4.71 | 62,863 |
| Biggest Cities in Italy | 0 | - | 4.66 | 219,418 |
| Biggest Cities in Georgia | 0 | - | 3.96 | 21,755 |
| Biggest Cities Starting With A | 0 | - | 4.55 | 113,254 |
| Biggest Cities Starting With D | 0 | - | 4.49 | 107,542 |
| Biggest Cities Starting With H | 0 | - | 4.55 | 98,519 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 111,418 |
| Biggest Cities Starting With M | 0 | - | 4.50 | 129,845 |
| Biggest Cities Starting With P | 0 | - | 4.47 | 115,568 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.78 | 42,575 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 48,849 |
| Biggest Cities in Mexico | 0 | - | 4.50 | 34,577 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.75 | 65,665 |
| All Cities in China with Population of 1 Million | 0 | - | 4.79 | 39,088 |
| All Cities in India with Population of 1 Million | 0 | - | 4.79 | 41,400 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.79 | 100,092 |
| Fastest Growing U.S. Cities | 0 | - | 4.36 | 70,455 |
| Second Biggest Cities Quiz | 0 | - | 4.25 | 39,105 |
| Biggest Nordic Cities | 0 | - | 4.38 | 59,806 |
| Biggest Coastal City by Country | 0 | - | 4.60 | 27,083 |
| Five Biggest Cities by Country | 0 | - | 4.66 | 153,849 |
| Biggest City by Region #2 | 0 | - | 4.46 | 23,269 |
| Biggest Cities by Latitude | 0 | - | 4.76 | 26,343 |
| U.S. Cities by Hispanic Population | 0 | - | 4.27 | 24,645 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 43,413 |
| Northernmost Major City by Country | 0 | - | 4.56 | 31,062 |
| Flags to Largest Cities | 0 | - | 4.54 | 32,518 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.48 | 20,951 |
| Biggest Cities in New Zealand | 0 | - | 4.57 | 22,895 |
| Biggest World Cities A-Z | 0 | - | 4.57 | 204,406 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,320,471 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 351,453 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 138,626 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.95 | 110,680 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.79 | 65,327 |
| Largest Cities in Alexander's Empire | 0 | - | 4.56 | 38,711 |
| Biggest Cities in the World - 2100 | 0 | - | 4.29 | 82,200 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 24,564 |
| Largest Nordic Cities on a Map | 0 | - | 4.77 | 23,730 |
| Biggest Urban Areas in the UK | 0 | - | 4.40 | 168,447 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.46 | 28,727 |
| Biggest Cities in Portugal | 0 | - | 4.42 | 18,976 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 39,895 |
| Biggest Cities Starting With B | 0 | - | 4.36 | 149,405 |
| Biggest Cities Starting With C | 0 | - | 4.07 | 97,593 |
| Biggest Cities Starting With K | 0 | - | 4.30 | 79,333 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 115,669 |
| Biggest Cities Starting With T | 0 | - | 4.30 | 117,079 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 127,632 |
| Countries with Megacities | 0 | - | 4.99 | 199,828 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 173,420 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 99,006 |
| Countries With More than 200 Million People | 0 | - | 4.94 | 97,017 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 64,980 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 250,625 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.41 | 13,235 |
| Saint Lucia Country Quiz | 0 | - | 4.66 | 16,453 |
| Biggest U.S. Cities A-Z | 0 | - | 4.71 | 132,306 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 117,567 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.94 | 66,797 |
| Countries of Europe by Population | 0 | - | 4.98 | 129,310 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 246,836 |
| Most Populous Countries by Year | 0 | - | 4.81 | 94,772 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 109,835 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 103,874 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.94 | 71,385 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 79,045 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 97,541 |
| Countries with the Most People Bordering Them | 0 | - | 4.97 | 81,847 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 94,290 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 71,817 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 50,961 |
| Jewish Cities Quiz | 0 | - | 4.31 | 59,404 |
| Biggest Cities Near a Border | 0 | - | 4.20 | 28,894 |
| Biggest Cities by Trait #2 | 0 | - | 4.38 | 14,267 |
| Cities in Squares on a Map - North America | 0 | - | 4.36 | 19,590 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.40 | 88,626 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.39 | 74,654 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.32 | 82,901 |
