| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 152,163 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 75,007 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 34,905 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.88 | 107,968 |
| Biggest Cities in Washington State | 0 | - | 4.46 | 34,502 |
| Biggest Cities in North Carolina | 0 | - | 4.68 | 33,772 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 324,680 |
| Biggest Cities in the World | 0 | - | 4.91 | 745,445 |
| Biggest Cities in Asia | 0 | - | 4.94 | 103,486 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 47,070 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.94 | 46,715 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 212,284 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 128,594 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 396,018 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 107,111 |
| Biggest Cities in the United States | 0 | - | 4.94 | 906,955 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 350,937 |
| Biggest City by Time Zone | 0 | - | 4.86 | 61,025 |
| Biggest City in Every Country | 0 | - | 4.98 | 89,252 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 187,302 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 101,328 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 109,591 |
| Biggest Cities with Exceptions | 0 | - | 4.89 | 72,615 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.85 | 78,494 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.95 | 72,329 |
| Biggest Cities in Deserts | 0 | - | 4.94 | 45,220 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 64,935 |
| Ten Southernmost Megacities | 0 | - | 4.82 | 48,869 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 61,596 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 118,800 |
| Biggest Cities in California | 0 | - | 4.34 | 135,796 |
| Biggest Cities in Florida | 0 | - | 4.22 | 70,007 |
| Biggest Cities in New York State | 0 | - | 4.30 | 57,912 |
| Biggest Cities in Pennsylvania | 0 | - | 4.14 | 44,226 |
| Biggest Cities in Ohio | 0 | - | 4.38 | 47,496 |
| Biggest Cities in Texas | 0 | - | 4.27 | 115,960 |
| Biggest Cities in Wisconsin | 0 | - | 4.46 | 24,401 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 41,412 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 110,800 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 547,678 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.83 | 57,672 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.88 | 114,530 |
| Biggest Cities by Language | 0 | - | 4.95 | 223,293 |
| Largest City by Island | 0 | - | 4.90 | 66,050 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.94 | 67,544 |
| Most Populous World Capitals | 0 | - | 4.94 | 168,954 |
| Biggest European Cities by Century | 0 | - | 4.98 | 125,007 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.88 | 53,701 |
| Megacities on a World Map | 0 | - | 4.98 | 232,122 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 97,697 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 63,901 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 69,220 |
| Biggest Cities in France - Extreme | 0 | - | 4.89 | 50,742 |
| Largest Nordic Cities on a Map | 0 | - | 4.83 | 33,828 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 99,255 |
| Biggest Cities in Germany | 0 | - | 4.95 | 279,225 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 159,913 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 161,559 |
| Biggest Cities in Europe | 0 | - | 4.74 | 516,075 |
| Megacities on an Empty Map | 0 | - | 4.95 | 92,900 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.83 | 82,943 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 39,395 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.90 | 88,105 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 44,432 |
| Cities of China (With Some Help) | 0 | - | 4.89 | 29,946 |
| Biggest Cities in New Jersey | 0 | - | 4.12 | 26,228 |
| Biggest Cities in Colorado | 0 | - | 4.04 | 31,186 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 24,273 |
| Biggest Cities in Oregon | 0 | - | 4.11 | 19,804 |
| Biggest Cities in Alaska | 0 | - | 4.27 | 24,924 |
| Biggest Cities in Arizona | 0 | - | 4.29 | 30,326 |
| Biggest Cities in Illinois | 0 | - | 4.34 | 25,876 |
| Biggest Cities in Louisiana | 0 | - | 4.14 | 19,218 |
| Biggest Cities in Massachusetts | 0 | - | 4.38 | 29,330 |
| Biggest Cities in Michigan | 0 | - | 3.98 | 33,372 |
| Biggest Cities in Missouri | 0 | - | 4.23 | 16,681 |
| Biggest Cities in Tennessee | 0 | - | 4.26 | 20,165 |
| Biggest Cities in Indiana | 0 | - | 4.27 | 25,791 |
| Biggest English Cities by Century | 0 | - | 4.89 | 103,145 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.82 | 66,446 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 70,795 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.47 | 79,965 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 42,386 |
| Biggest "Saint" Cities - United States | 0 | - | 4.49 | 35,573 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.42 | 39,036 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.43 | 70,829 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 49,360 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.75 | 71,369 |
| Biggest Mediterranean Cities | 0 | - | 4.56 | 88,848 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.57 | 39,440 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 58,473 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 77,133 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.47 | 62,863 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 100,120 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 44,205 |
| Biggest City by Region | 0 | - | 4.49 | 34,935 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 55,571 |
| U.S. Cities by Hispanic Population | 0 | - | 4.30 | 35,873 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.95 | 81,467 |
| Northernmost Major City by Country | 0 | - | 4.56 | 32,112 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 51,469 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 80,817 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 48,370 |
| Biggest English-Speaking Cities | 0 | - | 4.43 | 140,262 |
| Biggest European Cities by Letter | 0 | - | 4.62 | 122,985 |
| Biggest Cities in History | 0 | - | 4.50 | 85,154 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 70,388 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.55 | 64,410 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,107 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.38 | 39,474 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.55 | 41,904 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.27 | 105,526 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 62,074 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.58 | 40,228 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 66,706 |
| Cities on Interstate 90 on a Map | 0 | - | 4.44 | 30,761 |
| Biggest Urban Areas in the UK | 0 | - | 4.41 | 172,271 |
| Biggest Cities in Japan | 0 | - | 4.68 | 79,915 |
| Biggest Cities in Russia | 0 | - | 4.48 | 79,849 |
| Biggest Cities in France | 0 | - | 4.70 | 212,403 |
| Biggest Cities in Spain | 0 | - | 4.63 | 163,097 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 53,554 |
| Biggest Cities in Poland | 0 | - | 4.57 | 51,215 |
| Biggest Cities in the UK | 0 | - | 4.47 | 99,657 |
| Biggest Cities in Australia on a Map | 0 | - | 4.62 | 35,638 |
| Biggest Cities in China | 0 | - | 4.47 | 149,211 |
| Cities of Ireland | 0 | - | 4.50 | 48,565 |
| Biggest Cities in Canada | 0 | - | 4.56 | 127,119 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 45,549 |
| Biggest Cities in India | 0 | - | 4.71 | 65,272 |
| Biggest Cities in Italy | 0 | - | 4.70 | 230,338 |
| Biggest Cities in Georgia | 0 | - | 3.96 | 22,987 |
| Biggest Cities Starting With A | 0 | - | 4.61 | 118,534 |
| Biggest Cities Starting With D | 0 | - | 4.51 | 111,934 |
| Biggest Cities Starting With H | 0 | - | 4.54 | 103,894 |
| Biggest Cities Starting With L | 0 | - | 4.45 | 116,918 |
| Biggest Cities Starting With M | 0 | - | 4.49 | 136,521 |
| Biggest Cities Starting With P | 0 | - | 4.48 | 121,129 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.74 | 43,144 |
| Biggest Cities in Brazil | 0 | - | 4.56 | 50,918 |
| Biggest Cities in Mexico | 0 | - | 4.50 | 36,990 |
| All Cities in China with Population of 1 Million | 0 | - | 4.78 | 42,501 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.70 | 104,074 |
| Fastest Growing U.S. Cities | 0 | - | 4.36 | 71,848 |
| Second Biggest Cities Quiz | 0 | - | 4.25 | 39,979 |
| Biggest Nordic Cities | 0 | - | 4.38 | 60,634 |
| Biggest Coastal City by Country | 0 | - | 4.60 | 27,533 |
| Five Biggest Cities by Country | 0 | - | 4.69 | 159,976 |
| Biggest City by Region #2 | 0 | - | 4.43 | 23,972 |
| Biggest Cities by Latitude | 0 | - | 4.77 | 26,970 |
| Flags to Largest Cities | 0 | - | 4.54 | 35,652 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.50 | 22,332 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 23,536 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.42 | 104,028 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.41 | 88,440 |
| Biggest World Cities A-Z | 0 | - | 4.55 | 213,559 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,378,852 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 364,151 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 146,214 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 117,059 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.78 | 67,083 |
| Largest Cities in Alexander's Empire | 0 | - | 4.57 | 39,320 |
| Biggest Cities in the World - 2100 | 0 | - | 4.24 | 87,965 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 25,246 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.46 | 29,911 |
| Biggest Cities in Portugal | 0 | - | 4.42 | 19,902 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 40,375 |
| Biggest Cities Starting With B | 0 | - | 4.36 | 156,215 |
| Biggest Cities Starting With C | 0 | - | 4.09 | 101,218 |
| Biggest Cities Starting With K | 0 | - | 4.30 | 83,305 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 121,143 |
| Biggest Cities Starting With T | 0 | - | 4.30 | 122,738 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 158,086 |
| Countries with Megacities | 0 | - | 4.99 | 217,202 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 186,185 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 105,969 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 126,202 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 72,865 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 269,078 |
| Largest World Cities With Four Letters | 0 | - | 4.36 | 44,470 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.43 | 14,015 |
| Saint Lucia Country Quiz | 0 | - | 4.65 | 17,295 |
| Biggest U.S. Cities A-Z | 0 | - | 4.68 | 135,263 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 122,473 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 81,602 |
| Countries of Europe by Population | 0 | - | 4.98 | 145,673 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 256,920 |
| Most Populous Countries by Year | 0 | - | 4.81 | 102,352 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 115,673 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 107,509 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 87,862 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 81,586 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 103,232 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 100,490 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.98 | 107,172 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 84,574 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 89,495 |
| Countries by Population Range - Tile Select | 0 | - | 4.85 | 54,792 |
| Jewish Cities Quiz | 0 | - | 4.32 | 60,603 |
| Biggest Axis-Controlled Cities | 0 | - | 4.42 | 47,122 |
