| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,808 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,323 |
| Biggest Cities in the World | 0 | - | 4.91 | 795,417 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 117,956 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 344,157 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,675 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,329 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,662 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 223,717 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,702 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 132,311 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,211 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,074 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 415,929 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,283 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,550 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,658 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 57,134 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,240 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,612 |
| Biggest Cities in the United States | 0 | - | 4.93 | 973,967 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,199 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,499 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,627 |
| All Cities in China with Population of 1 Million | 0 | - | 4.81 | 45,844 |
| All Cities in India with Population of 1 Million | 0 | - | 4.84 | 47,427 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 576,274 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 127,830 |
| Biggest Cities by Language | 0 | - | 4.96 | 245,783 |
| Largest City by Island | 0 | - | 4.87 | 71,542 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,676 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,504 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,118 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,886 |
| Megacities on a World Map | 0 | - | 4.98 | 252,788 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,940 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,118 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,553 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,121 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,443 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,302 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,960 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,915 |
| Cities of China (With Some Help) | 0 | - | 4.90 | 31,456 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,926 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,568 |
| Biggest Cities in Europe | 0 | - | 4.72 | 544,740 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 55,871 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 125,413 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 56,365 |
| Megacities on an Empty Map | 0 | - | 4.97 | 117,855 |
| Biggest Cities in Germany | 0 | - | 4.95 | 292,680 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,743 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,348 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 95,409 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,089 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 98,072 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 113,636 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.73 | 73,325 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 91,206 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.56 | 49,452 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,317 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,024 |
| Biggest English Cities by Century | 0 | - | 4.90 | 106,099 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,888 |
| Biggest City by Region | 0 | - | 4.50 | 36,096 |
| Most Populous 2nd Cities | 0 | - | 4.77 | 57,024 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,132 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,305 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,130 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,335 |
| Biggest Cities in Japan | 0 | - | 4.69 | 82,848 |
| Biggest Cities in China | 0 | - | 4.52 | 158,030 |
| Biggest Cities in India | 0 | - | 4.70 | 67,595 |
| Biggest Cities in Latin America | 0 | - | 4.47 | 64,632 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.75 | 43,789 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,508 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,729 |
| Biggest English-Speaking Cities | 0 | - | 4.44 | 151,948 |
| Biggest European Cities by Letter | 0 | - | 4.54 | 126,482 |
| Biggest Cities in History | 0 | - | 4.52 | 89,928 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 72,253 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.56 | 65,425 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,930 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.47 | 84,733 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.53 | 43,321 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 43,873 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 36,750 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 40,313 |
| Most Populous U.S. Cities as a Percent of Their State | 0 | - | 4.78 | 55,075 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,351 |
| Biggest Cities in the Blue Banana | 0 | - | 4.56 | 36,248 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 37,780 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 41,253 |
| Biggest Cities Starting With A | 0 | - | 4.62 | 124,016 |
| Biggest Cities Starting With D | 0 | - | 4.52 | 116,382 |
| Biggest Cities Starting With H | 0 | - | 4.54 | 109,099 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 122,430 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 143,006 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 126,773 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,989 |
| Fastest Growing U.S. Cities | 0 | - | 4.35 | 72,973 |
| Biggest Coastal City by Country | 0 | - | 4.61 | 28,016 |
| Biggest City by Region #2 | 0 | - | 4.43 | 24,739 |
| Biggest Cities by Latitude Range | 0 | - | 4.78 | 27,523 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 84,294 |
| Biggest Cities by Trait #2 | 0 | - | 4.46 | 20,474 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 72,938 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.41 | 48,705 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 51,433 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.59 | 43,770 |
| Largest Nordic Cities on a Map | 0 | - | 4.77 | 36,974 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 32,079 |
| Biggest Urban Areas in the UK | 0 | - | 4.42 | 176,126 |
| Biggest Cities in Russia | 0 | - | 4.49 | 82,247 |
| Biggest Cities in France | 0 | - | 4.70 | 223,347 |
| Biggest Cities in Spain | 0 | - | 4.63 | 170,672 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 55,852 |
| Biggest Cities in Poland | 0 | - | 4.63 | 53,722 |
| Biggest Cities in the UK | 0 | - | 4.48 | 104,990 |
| Biggest Cities in Canada | 0 | - | 4.54 | 132,549 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 47,126 |
| Biggest Cities in Italy | 0 | - | 4.77 | 240,521 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,441,698 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,320 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,648 |
| Countries with Megacities | 0 | - | 4.99 | 249,703 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,484 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,762 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,822 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,738 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.70 | 107,586 |
| Five Biggest Cities by Country | 0 | - | 4.69 | 166,226 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 60,081 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 79,120 |
| Biggest Cities Near a Border | 0 | - | 4.22 | 31,841 |
| Flags to Largest Cities | 0 | - | 4.54 | 51,174 |
| Biggest Cities in Brazil | 0 | - | 4.56 | 52,970 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 39,192 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.43 | 109,774 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.42 | 93,908 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 40,889 |
| Biggest World Cities A-Z | 0 | - | 4.63 | 222,519 |
| Biggest Cities Starting With B | 0 | - | 4.34 | 162,388 |
| Biggest Cities Starting With C | 0 | - | 4.11 | 105,101 |
| Biggest Cities Starting With K | 0 | - | 4.31 | 86,924 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 126,262 |
| Biggest Cities Starting With T | 0 | - | 4.29 | 127,959 |
| Biggest Cities in the Sun Belt on a Map | 0 | - | 4.68 | 23,550 |
| Biggest Nordic Cities | 0 | - | 4.36 | 61,527 |
| U.S. Cities by Hispanic Population | 0 | - | 4.32 | 38,197 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.52 | 23,537 |
| Cities of Ireland | 0 | - | 4.51 | 50,528 |
| Biggest Cities in New Zealand | 0 | - | 4.57 | 24,151 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 36,097 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 35,010 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,546 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,415 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,152 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,522 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,179 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,229 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,796 |
| Largest World Cities With Four Letters | 0 | - | 4.36 | 51,094 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.29 | 116,130 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.38 | 31,970 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 25,806 |
| Cities in European Economic Areas on a Map | 0 | - | 4.69 | 17,401 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.47 | 31,089 |
| Biggest Cities in Portugal | 0 | - | 4.43 | 20,913 |
| Biggest Cities in Turkey on a Map | 0 | - | 4.25 | 20,392 |
| Largest Cities in Alexander's Empire | 0 | - | 4.58 | 39,913 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.48 | 63,347 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.44 | 14,599 |
| Biggest U.S. Cities A-Z | 0 | - | 4.69 | 139,057 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,752 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,191 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,768 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,191 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,428 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,046 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,570 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,866 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,047 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,748 |
| Jewish Cities Quiz | 0 | - | 4.34 | 61,757 |
| Biggest Cities Once in the Roman Empire | 0 | - | 4.78 | 68,726 |
| Cities in Squares on a Map - North America | 0 | - | 4.30 | 21,409 |
| The Most Populous U.S. City by Category | 0 | - | 4.37 | 22,332 |
| Saint Lucia Country Quiz | 0 | - | 4.65 | 18,022 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.36 | 101,902 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.16 | 107,127 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.16 | 85,350 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.17 | 80,410 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.39 | 33,580 |
| Biggest U.S. Cities Starting with P | 0 | - | 4.04 | 67,403 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.28 | 73,332 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.37 | 81,551 |
| Biggest Cities in California | 0 | - | 4.35 | 139,615 |
| Biggest Cities in Florida | 0 | - | 4.23 | 71,975 |
