| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 154,153 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 76,144 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 36,907 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.88 | 109,840 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 329,761 |
| Biggest Cities in the World | 0 | - | 4.91 | 758,951 |
| Biggest Cities in Asia | 0 | - | 4.94 | 105,146 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 47,847 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.94 | 47,752 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 214,865 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 130,410 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 401,779 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 109,094 |
| Biggest Cities in the United States | 0 | - | 4.94 | 924,628 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 354,804 |
| Biggest City by Time Zone | 0 | - | 4.87 | 62,570 |
| Biggest City in Every Country | 0 | - | 4.98 | 91,777 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 191,447 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 103,613 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 112,722 |
| Biggest Cities with Exceptions | 0 | - | 4.88 | 74,281 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.86 | 79,996 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 74,031 |
| Biggest Cities in Deserts | 0 | - | 4.94 | 45,962 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 66,166 |
| Ten Southernmost Megacities | 0 | - | 4.82 | 49,408 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 63,118 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 121,785 |
| Biggest Cities in Florida | 0 | - | 4.22 | 70,507 |
| Biggest Cities in New York State | 0 | - | 4.31 | 58,366 |
| Biggest Cities in Texas | 0 | - | 4.27 | 116,691 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 42,547 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 112,369 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 555,227 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.85 | 58,743 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.88 | 115,681 |
| Biggest Cities by Language | 0 | - | 4.95 | 225,589 |
| Largest City by Island | 0 | - | 4.89 | 68,133 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.92 | 68,298 |
| Most Populous World Capitals | 0 | - | 4.93 | 170,585 |
| Biggest European Cities by Century | 0 | - | 4.98 | 126,007 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.88 | 54,283 |
| Megacities on a World Map | 0 | - | 4.98 | 234,746 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 98,658 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 64,727 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 70,611 |
| Biggest Cities in France - Extreme | 0 | - | 4.89 | 52,457 |
| Largest Nordic Cities on a Map | 0 | - | 4.83 | 34,780 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 101,771 |
| Biggest Cities in Germany | 0 | - | 4.95 | 282,740 |
| Biggest Cities in Washington State | 0 | - | 4.46 | 34,944 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 162,296 |
| Biggest Cities in North Carolina | 0 | - | 4.68 | 34,057 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 163,108 |
| Biggest Cities in Europe | 0 | - | 4.74 | 524,421 |
| Megacities on an Empty Map | 0 | - | 4.95 | 94,134 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.86 | 87,699 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 39,907 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.91 | 91,293 |
| All Cities in India with Population of 1 Million | 0 | - | 4.83 | 45,247 |
| Cities of China (With Some Help) | 0 | - | 4.90 | 30,381 |
| Biggest Cities in Michigan | 0 | - | 3.98 | 33,546 |
| Biggest English Cities by Century | 0 | - | 4.89 | 103,822 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 67,093 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 71,508 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.47 | 81,304 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 42,793 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 35,884 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.42 | 39,443 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 44,499 |
| Biggest Cities in Ohio | 0 | - | 4.38 | 47,799 |
| Biggest Cities in Wisconsin | 0 | - | 4.46 | 24,593 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 71,583 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 49,974 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.77 | 71,877 |
| Biggest Mediterranean Cities | 0 | - | 4.56 | 89,486 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.57 | 39,955 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.70 | 58,906 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 77,663 |
| Biggest Cities in Arizona | 0 | - | 4.29 | 30,613 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.47 | 63,370 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 100,441 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 44,456 |
| Biggest City by Region | 0 | - | 4.50 | 35,247 |
| Most Populous 2nd Cities | 0 | - | 4.78 | 56,001 |
| U.S. Cities by Hispanic Population | 0 | - | 4.30 | 36,560 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.95 | 82,265 |
| Northernmost Major City by Country | 0 | - | 4.56 | 32,377 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 51,676 |
| Two Largest Cities by First Two Letters | 0 | - | 4.55 | 81,500 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 48,625 |
| Biggest English-Speaking Cities | 0 | - | 4.43 | 141,260 |
| Biggest European Cities by Letter | 0 | - | 4.62 | 124,143 |
| Biggest Cities in History | 0 | - | 4.52 | 86,884 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 71,067 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.56 | 64,702 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,346 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.40 | 47,125 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.55 | 42,301 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.27 | 108,629 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.48 | 62,397 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.58 | 41,315 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 67,148 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 31,109 |
| Biggest Urban Areas in the UK | 0 | - | 4.41 | 173,223 |
| Biggest Cities in Japan | 0 | - | 4.68 | 80,775 |
| Biggest Cities in Russia | 0 | - | 4.48 | 80,506 |
| Biggest Cities in France | 0 | - | 4.70 | 215,417 |
| Biggest Cities in Spain | 0 | - | 4.63 | 165,071 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 54,246 |
| Biggest Cities in Poland | 0 | - | 4.58 | 51,938 |
| Biggest Cities in the UK | 0 | - | 4.47 | 100,994 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 36,226 |
| Biggest Cities in China | 0 | - | 4.47 | 151,565 |
| Cities of Ireland | 0 | - | 4.50 | 49,079 |
| Biggest Cities in Canada | 0 | - | 4.56 | 128,571 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 46,012 |
| Biggest Cities in India | 0 | - | 4.70 | 65,900 |
| Biggest Cities in Italy | 0 | - | 4.70 | 232,961 |
| Biggest Cities in New Jersey | 0 | - | 4.12 | 26,479 |
| Biggest Cities in Colorado | 0 | - | 4.04 | 31,437 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 24,483 |
| Biggest Cities in Oregon | 0 | - | 4.11 | 20,003 |
| Biggest Cities in Alaska | 0 | - | 4.27 | 25,125 |
| Biggest Cities in Illinois | 0 | - | 4.34 | 26,120 |
| Biggest Cities in Louisiana | 0 | - | 4.14 | 19,403 |
| Biggest Cities in Massachusetts | 0 | - | 4.38 | 29,636 |
| Biggest Cities in Missouri | 0 | - | 4.23 | 16,840 |
| Biggest Cities in Tennessee | 0 | - | 4.26 | 20,340 |
| Biggest Cities in Indiana | 0 | - | 4.27 | 26,111 |
| Biggest Cities Starting With A | 0 | - | 4.61 | 120,172 |
| Biggest Cities Starting With D | 0 | - | 4.51 | 113,040 |
| Biggest Cities Starting With H | 0 | - | 4.54 | 105,217 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 118,269 |
| Biggest Cities Starting With M | 0 | - | 4.50 | 138,309 |
| Biggest Cities Starting With P | 0 | - | 4.47 | 122,592 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.75 | 43,310 |
| Biggest Cities in Brazil | 0 | - | 4.56 | 51,428 |
| Biggest Cities in Mexico | 0 | - | 4.50 | 37,567 |
| All Cities in China with Population of 1 Million | 0 | - | 4.78 | 43,382 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.70 | 105,198 |
| Fastest Growing U.S. Cities | 0 | - | 4.37 | 72,174 |
| Second Biggest Cities by Country | 0 | - | 4.37 | 44,877 |
| Biggest Nordic Cities | 0 | - | 4.38 | 60,898 |
| Biggest Coastal City by Country | 0 | - | 4.61 | 27,658 |
| Five Biggest Cities by Country | 0 | - | 4.69 | 161,933 |
| Biggest City by Region #2 | 0 | - | 4.43 | 24,182 |
| Biggest Cities by Latitude | 0 | - | 4.77 | 27,124 |
| Flags to Largest Cities | 0 | - | 4.54 | 36,413 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.51 | 22,660 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 23,679 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.43 | 106,361 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.42 | 90,846 |
| Biggest World Cities A-Z | 0 | - | 4.61 | 216,104 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,394,558 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 367,581 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 160,638 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 119,016 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.74 | 67,509 |
| Largest Cities in Alexander's Empire | 0 | - | 4.57 | 39,479 |
| Biggest Cities in the World - 2100 | 0 | - | 4.23 | 89,408 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 25,406 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.46 | 30,223 |
| Biggest Cities in Portugal | 0 | - | 4.42 | 20,179 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 40,527 |
| Biggest Cities in Georgia | 0 | - | 3.96 | 23,192 |
| Biggest Cities Starting With B | 0 | - | 4.35 | 158,077 |
| Biggest Cities Starting With C | 0 | - | 4.10 | 102,203 |
| Biggest Cities Starting With K | 0 | - | 4.31 | 84,311 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 122,397 |
| Biggest Cities Starting With T | 0 | - | 4.28 | 124,338 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 163,034 |
| Countries with Megacities | 0 | - | 4.99 | 222,696 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 189,797 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 107,814 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 129,092 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 75,237 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 303,106 |
| Largest World Cities With Four Letters | 0 | - | 4.36 | 44,733 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.43 | 14,173 |
| Saint Lucia Country Quiz | 0 | - | 4.65 | 17,483 |
| Biggest U.S. Cities A-Z | 0 | - | 4.69 | 136,309 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 123,645 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 82,921 |
| Countries of Europe by Population | 0 | - | 4.98 | 167,924 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 259,612 |
| Most Populous Countries by Year | 0 | - | 4.81 | 104,521 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 117,254 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 108,614 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 89,418 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 89,611 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 111,340 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 102,389 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.98 | 108,694 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 86,101 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 90,551 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 55,812 |
| Jewish Cities Quiz | 0 | - | 4.33 | 60,904 |
| Biggest Axis-Controlled Cities | 0 | - | 4.43 | 47,584 |
| Biggest Cities Near a Border | 0 | - | 4.21 | 31,005 |
