| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 151,171 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 74,359 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 34,004 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.89 | 106,820 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 322,117 |
| Biggest Cities in the World | 0 | - | 4.91 | 738,794 |
| Biggest Cities in Asia | 0 | - | 4.94 | 102,743 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 46,645 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.94 | 46,187 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 210,925 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 127,540 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 393,565 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 105,980 |
| Biggest Cities in the United States | 0 | - | 4.94 | 898,198 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 349,069 |
| Biggest City by Time Zone | 0 | - | 4.85 | 60,245 |
| Biggest City in Every Country | 0 | - | 4.98 | 88,152 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 185,343 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 100,264 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 108,238 |
| Biggest Cities with Exceptions | 0 | - | 4.89 | 71,786 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.85 | 77,758 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.95 | 71,494 |
| Biggest Cities in Deserts | 0 | - | 4.94 | 44,877 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 64,298 |
| Ten Southernmost Megacities | 0 | - | 4.82 | 48,565 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 60,853 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 117,190 |
| Biggest Cities in Florida | 0 | - | 4.22 | 69,707 |
| Biggest Cities in New York State | 0 | - | 4.31 | 57,664 |
| Biggest Cities in Texas | 0 | - | 4.27 | 115,373 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.97 | 40,817 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 109,980 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 543,882 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 57,074 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.88 | 113,949 |
| Biggest Cities by Language | 0 | - | 4.95 | 222,388 |
| Largest City by Island | 0 | - | 4.90 | 64,827 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.94 | 67,154 |
| Most Populous World Capitals | 0 | - | 4.93 | 168,118 |
| Biggest European Cities by Century | 0 | - | 4.98 | 124,414 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 53,362 |
| Megacities on a World Map | 0 | - | 4.98 | 230,896 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 97,175 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 63,466 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 68,530 |
| Biggest Cities in France - Extreme | 0 | - | 4.89 | 49,528 |
| Largest Nordic Cities on a Map | 0 | - | 4.83 | 33,314 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 98,133 |
| Biggest Cities in Germany | 0 | - | 4.95 | 277,331 |
| Biggest Cities in Washington State | 0 | - | 4.45 | 34,258 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 158,939 |
| Biggest Cities in North Carolina | 0 | - | 4.68 | 33,586 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 160,547 |
| Biggest Cities in Europe | 0 | - | 4.74 | 511,971 |
| Megacities on an Empty Map | 0 | - | 4.95 | 92,295 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 39,100 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.90 | 86,463 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 44,012 |
| Cities of China (With Some Help) | 0 | - | 4.89 | 29,742 |
| Biggest Cities in Michigan | 0 | - | 3.97 | 33,267 |
| Biggest English Cities by Century | 0 | - | 4.89 | 102,784 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.81 | 66,158 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 70,461 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.47 | 79,289 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 42,154 |
| Biggest "Saint" Cities - United States | 0 | - | 4.48 | 35,400 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.42 | 38,857 |
| Biggest Cities in Pennsylvania | 0 | - | 4.14 | 44,057 |
| Biggest Cities in Ohio | 0 | - | 4.38 | 47,313 |
| Biggest Cities in Wisconsin | 0 | - | 4.45 | 24,295 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 63,479 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.43 | 49,035 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.74 | 71,144 |
| Biggest Mediterranean Cities | 0 | - | 4.56 | 88,634 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.57 | 39,133 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 58,198 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.68 | 76,804 |
| Biggest Cities in Arizona | 0 | - | 4.29 | 30,121 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.47 | 62,607 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 100,000 |
| Biggest Cities by Trait #1 | 0 | - | 4.43 | 44,082 |
| Biggest City by Region | 0 | - | 4.49 | 34,804 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 55,374 |
| U.S. Cities by Hispanic Population | 0 | - | 4.30 | 35,496 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.95 | 81,020 |
| Northernmost Major City by Country | 0 | - | 4.56 | 31,980 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 51,347 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 80,461 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 48,244 |
| Biggest English-Speaking Cities | 0 | - | 4.43 | 139,849 |
| Biggest European Cities by Letter | 0 | - | 4.62 | 122,602 |
| Biggest Cities in History | 0 | - | 4.50 | 84,691 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 69,955 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.64 | 64,260 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,003 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.38 | 39,247 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.55 | 41,719 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.26 | 103,972 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 61,912 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.57 | 39,666 |
| Biggest World Cities in 1850 | 0 | - | 4.62 | 66,481 |
| Biggest Urban Areas in the UK | 0 | - | 4.41 | 171,798 |
| Biggest Cities in Japan | 0 | - | 4.68 | 79,387 |
| Biggest Cities in Russia | 0 | - | 4.48 | 79,530 |
| Biggest Cities in France | 0 | - | 4.70 | 210,651 |
| Biggest Cities in Spain | 0 | - | 4.55 | 161,915 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 53,194 |
| Biggest Cities in Poland | 0 | - | 4.57 | 50,870 |
| Biggest Cities in the UK | 0 | - | 4.47 | 98,943 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 35,329 |
| Biggest Cities in China | 0 | - | 4.47 | 147,982 |
| Cities of Ireland | 0 | - | 4.50 | 48,265 |
| Biggest Cities in Canada | 0 | - | 4.56 | 126,229 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 45,319 |
| Biggest Cities in India | 0 | - | 4.70 | 65,007 |
| Biggest Cities in Italy | 0 | - | 4.70 | 229,144 |
| Biggest Cities in New Jersey | 0 | - | 4.11 | 26,072 |
| Biggest Cities in Colorado | 0 | - | 4.04 | 31,045 |
| Biggest Cities in Virginia | 0 | - | 4.21 | 24,120 |
| Biggest Cities in Oregon | 0 | - | 4.11 | 19,700 |
| Biggest Cities in Alaska | 0 | - | 4.27 | 24,773 |
| Biggest Cities in Illinois | 0 | - | 4.33 | 25,716 |
| Biggest Cities in Louisiana | 0 | - | 4.14 | 19,117 |
| Biggest Cities in Massachusetts | 0 | - | 4.38 | 29,154 |
| Biggest Cities in Missouri | 0 | - | 4.22 | 16,597 |
| Biggest Cities in Tennessee | 0 | - | 4.25 | 20,045 |
| Biggest Cities in Indiana | 0 | - | 4.26 | 25,616 |
| Biggest Cities Starting With A | 0 | - | 4.62 | 117,886 |
| Biggest Cities Starting With D | 0 | - | 4.51 | 111,462 |
| Biggest Cities Starting With H | 0 | - | 4.55 | 102,983 |
| Biggest Cities Starting With L | 0 | - | 4.45 | 116,237 |
| Biggest Cities Starting With M | 0 | - | 4.49 | 135,474 |
| Biggest Cities Starting With P | 0 | - | 4.48 | 120,467 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.74 | 43,069 |
| Biggest Cities in Brazil | 0 | - | 4.56 | 50,684 |
| Biggest Cities in Mexico | 0 | - | 4.50 | 36,703 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.74 | 72,206 |
| All Cities in China with Population of 1 Million | 0 | - | 4.77 | 41,984 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.70 | 103,648 |
| Fastest Growing U.S. Cities | 0 | - | 4.36 | 71,684 |
| Second Biggest Cities Quiz | 0 | - | 4.25 | 39,878 |
| Biggest Nordic Cities | 0 | - | 4.38 | 60,526 |
| Biggest Coastal City by Country | 0 | - | 4.60 | 27,467 |
| Five Biggest Cities by Country | 0 | - | 4.69 | 159,230 |
| Biggest City by Region #2 | 0 | - | 4.43 | 23,895 |
| Biggest Cities by Latitude | 0 | - | 4.77 | 26,898 |
| Flags to Largest Cities | 0 | - | 4.54 | 35,241 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.50 | 22,174 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 23,454 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.42 | 103,206 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.41 | 87,697 |
| Biggest World Cities A-Z | 0 | - | 4.56 | 212,532 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,371,002 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 362,279 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 145,122 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 116,181 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.78 | 66,862 |
| Largest Cities in Alexander's Empire | 0 | - | 4.57 | 39,238 |
| Biggest Cities in the World - 2100 | 0 | - | 4.25 | 87,273 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 25,154 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.46 | 29,753 |
| Biggest Cities in Portugal | 0 | - | 4.42 | 19,763 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 40,306 |
| Biggest Cities in Georgia | 0 | - | 3.96 | 22,819 |
| Biggest Cities Starting With B | 0 | - | 4.36 | 155,395 |
| Biggest Cities Starting With C | 0 | - | 4.09 | 100,794 |
| Biggest Cities Starting With K | 0 | - | 4.30 | 82,911 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 120,566 |
| Biggest Cities Starting With T | 0 | - | 4.29 | 121,947 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 155,809 |
| Countries with Megacities | 0 | - | 4.99 | 214,879 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 184,555 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 105,088 |
| Countries With More than 200 Million People | 0 | - | 4.94 | 110,918 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 71,855 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 266,650 |
| Largest World Cities With Four Letters | 0 | - | 4.35 | 44,339 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.43 | 13,933 |
| Saint Lucia Country Quiz | 0 | - | 4.65 | 17,185 |
| Biggest U.S. Cities A-Z | 0 | - | 4.68 | 134,915 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 121,673 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 80,960 |
| Countries of Europe by Population | 0 | - | 4.98 | 143,147 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 255,698 |
| Most Populous Countries by Year | 0 | - | 4.81 | 101,210 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 114,867 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 107,074 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 87,107 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 81,260 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 102,588 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 99,666 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.98 | 106,557 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 83,953 |
| Countries by Population Range - Tile Select | 0 | - | 4.85 | 54,256 |
| Jewish Cities Quiz | 0 | - | 4.32 | 60,457 |
| Biggest Axis-Controlled Cities | 0 | - | 4.42 | 46,846 |
| Biggest Cities Near a Border | 0 | - | 4.19 | 30,467 |
| Biggest Cities by Trait #2 | 0 | - | 4.40 | 14,746 |
| Cities in Squares on a Map - North America | 0 | - | 4.31 | 20,387 |
