| African Cities in the Top 200 Worldwide | 0 | - | 4.94 | 46,978 |
| Biggest Cities in the World | 0 | - | 4.91 | 748,919 |
| Biggest Cities in Asia | 0 | - | 4.94 | 103,841 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 47,257 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 325,918 |
| Biggest City by Time Zone | 0 | - | 4.86 | 61,457 |
| Biggest City in Every Country | 0 | - | 4.98 | 89,869 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 188,533 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 101,885 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 110,290 |
| Biggest Cities with Exceptions | 0 | - | 4.89 | 73,035 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.86 | 78,867 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 397,833 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.95 | 72,776 |
| Biggest Cities in Deserts | 0 | - | 4.94 | 45,419 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 65,264 |
| Ten Southernmost Megacities | 0 | - | 4.82 | 49,019 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 61,983 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 119,624 |
| Biggest Cities in the United States | 0 | - | 4.94 | 911,542 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 351,939 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 212,973 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 128,996 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 107,602 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 549,649 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.88 | 114,824 |
| Biggest Cities by Language | 0 | - | 4.95 | 223,776 |
| Largest City by Island | 0 | - | 4.89 | 66,697 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.94 | 67,766 |
| Most Populous World Capitals | 0 | - | 4.93 | 169,388 |
| Biggest European Cities by Century | 0 | - | 4.98 | 125,275 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 152,592 |
| Megacities on a World Map | 0 | - | 4.98 | 232,784 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 41,673 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 111,235 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 64,085 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 69,589 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 75,279 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 35,333 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.88 | 108,460 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.83 | 57,912 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 99,774 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 160,414 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 161,933 |
| Biggest Cities in Europe | 0 | - | 4.74 | 518,136 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.88 | 53,866 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 97,946 |
| Biggest Cities in France - Extreme | 0 | - | 4.89 | 51,194 |
| Megacities on an Empty Map | 0 | - | 4.95 | 93,255 |
| Largest Nordic Cities on a Map | 0 | - | 4.83 | 34,068 |
| Biggest Cities in Germany | 0 | - | 4.95 | 280,129 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.82 | 66,611 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 70,981 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.84 | 84,374 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 39,530 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.90 | 88,894 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 44,642 |
| Cities of China (With Some Help) | 0 | - | 4.90 | 30,066 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.75 | 71,511 |
| Biggest Mediterranean Cities | 0 | - | 4.56 | 89,179 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.57 | 39,587 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 100,204 |
| Biggest English Cities by Century | 0 | - | 4.89 | 103,318 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 44,281 |
| Biggest City by Region | 0 | - | 4.50 | 35,030 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 55,682 |
| Northernmost Major City by Country | 0 | - | 4.56 | 32,189 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 51,519 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 80,983 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 48,443 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.47 | 62,997 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 146,747 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 117,592 |
| Biggest English-Speaking Cities | 0 | - | 4.43 | 140,472 |
| Biggest European Cities by Letter | 0 | - | 4.62 | 123,184 |
| Biggest Cities in History | 0 | - | 4.50 | 85,775 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 70,492 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.55 | 64,486 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,164 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.47 | 80,340 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.55 | 42,006 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 42,494 |
| Biggest "Saint" Cities - United States | 0 | - | 4.45 | 35,656 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.42 | 39,154 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 66,833 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 35,784 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.95 | 36,311 |
| Biggest Cities Starting With A | 0 | - | 4.61 | 118,895 |
| Biggest Cities Starting With D | 0 | - | 4.51 | 112,218 |
| Biggest Cities Starting With H | 0 | - | 4.54 | 104,262 |
| Biggest Cities Starting With L | 0 | - | 4.45 | 117,295 |
| Biggest Cities Starting With M | 0 | - | 4.49 | 137,152 |
| Biggest Cities Starting With P | 0 | - | 4.48 | 121,501 |
| Fastest Growing U.S. Cities | 0 | - | 4.36 | 71,938 |
| Second Biggest Cities Quiz | 0 | - | 4.25 | 40,027 |
| Biggest Coastal City by Country | 0 | - | 4.60 | 27,559 |
| Biggest City by Region #2 | 0 | - | 4.43 | 24,031 |
| Biggest Cities by Latitude | 0 | - | 4.77 | 27,011 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.95 | 81,686 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.43 | 70,970 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 49,513 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.58 | 40,517 |
| Biggest Urban Areas in the UK | 0 | - | 4.41 | 172,502 |
| Biggest Cities in Japan | 0 | - | 4.68 | 80,157 |
| Biggest Cities in Russia | 0 | - | 4.48 | 80,012 |
| Biggest Cities in France | 0 | - | 4.70 | 213,180 |
| Biggest Cities in Spain | 0 | - | 4.63 | 163,591 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 53,739 |
| Biggest Cities in Poland | 0 | - | 4.57 | 51,417 |
| Biggest Cities in the UK | 0 | - | 4.47 | 99,995 |
| Biggest Cities in China | 0 | - | 4.47 | 149,838 |
| Cities of Ireland | 0 | - | 4.50 | 48,703 |
| Biggest Cities in Canada | 0 | - | 4.56 | 127,483 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 45,671 |
| Biggest Cities in India | 0 | - | 4.71 | 65,436 |
| Biggest Cities in Italy | 0 | - | 4.70 | 230,999 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,382,724 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 365,068 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 159,181 |
| Countries with Megacities | 0 | - | 4.99 | 218,468 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 186,999 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 106,370 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 126,876 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 73,394 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 270,312 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.70 | 104,519 |
| Five Biggest Cities by Country | 0 | - | 4.69 | 160,335 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 58,597 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 77,289 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.74 | 43,176 |
| Biggest Cities in the World - 2100 | 0 | - | 4.23 | 88,332 |
| Flags to Largest Cities | 0 | - | 4.54 | 35,866 |
| Biggest Cities in Brazil | 0 | - | 4.56 | 51,026 |
| Biggest Cities in Mexico | 0 | - | 4.50 | 37,141 |
| All Cities in China with Population of 1 Million | 0 | - | 4.78 | 42,736 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.42 | 104,600 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.41 | 88,998 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 40,410 |
| Biggest World Cities A-Z | 0 | - | 4.55 | 214,177 |
| Biggest Cities Starting With B | 0 | - | 4.36 | 156,660 |
| Biggest Cities Starting With C | 0 | - | 4.09 | 101,454 |
| Biggest Cities Starting With K | 0 | - | 4.30 | 83,540 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 121,477 |
| Biggest Cities Starting With T | 0 | - | 4.30 | 123,099 |
| Biggest Cities in the Sun Belt on a Map | 0 | - | 4.80 | 21,446 |
| Biggest Nordic Cities | 0 | - | 4.38 | 60,689 |
| U.S. Cities by Hispanic Population | 0 | - | 4.30 | 36,068 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.51 | 22,411 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 23,583 |
| Biggest Cities in Washington State | 0 | - | 4.46 | 34,638 |
| Biggest Cities in North Carolina | 0 | - | 4.68 | 33,863 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 122,761 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 82,051 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 257,741 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 116,078 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 107,932 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 88,364 |
| Countries by Population Range - Tile Select | 0 | - | 4.85 | 55,072 |
| Largest World Cities With Four Letters | 0 | - | 4.36 | 44,539 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.38 | 39,589 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.26 | 106,408 |
| Biggest Cities by Trait #2 | 0 | - | 4.40 | 14,847 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 25,284 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 30,855 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.46 | 29,985 |
| Biggest Cities in Portugal | 0 | - | 4.42 | 19,966 |
| Largest Cities in Alexander's Empire | 0 | - | 4.57 | 39,355 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.48 | 62,159 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.43 | 14,051 |
| Biggest U.S. Cities A-Z | 0 | - | 4.68 | 135,744 |
| Countries of Europe by Population | 0 | - | 4.98 | 164,201 |
| Most Populous Countries by Year | 0 | - | 4.81 | 102,844 |
| Most Populous Country by First Two Letters | 0 | - | 4.73 | 69,465 |
| Demographics Multiple Choice | 0 | - | 4.68 | 41,253 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 81,756 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 103,580 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 100,941 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.98 | 107,494 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 85,038 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 89,698 |
| Jewish Cities Quiz | 0 | - | 4.32 | 60,677 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.78 | 67,187 |
| Biggest Cities Near a Border | 0 | - | 4.19 | 30,748 |
| Cities in Squares on a Map - North America | 0 | - | 4.32 | 20,580 |
| The Most Populous U.S. City by Category | 0 | - | 4.33 | 21,655 |
| Saint Lucia Country Quiz | 0 | - | 4.65 | 17,346 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.34 | 97,095 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.14 | 102,563 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.16 | 81,962 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.18 | 77,272 |
| Biggest U.S. Cities Starting with P | 0 | - | 4.01 | 59,744 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.26 | 70,890 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.32 | 72,101 |
| Biggest Cities in California | 0 | - | 4.34 | 136,033 |
| Biggest Cities in Florida | 0 | - | 4.22 | 70,134 |
| Biggest Cities in New York State | 0 | - | 4.31 | 58,047 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 44,305 |
| Biggest Cities in Ohio | 0 | - | 4.38 | 47,567 |
| Biggest Cities in Texas | 0 | - | 4.27 | 116,146 |
| Biggest Cities in Wisconsin | 0 | - | 4.46 | 24,445 |
