| Biggest Cities in Asia | 0 | - | 4.94 | 98,308 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 44,481 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 122,783 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 105,212 |
| Biggest Cities in the World | 0 | - | 4.90 | 703,342 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.93 | 43,092 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 378,541 |
| Biggest Cities in the United States | 0 | - | 4.93 | 849,701 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 338,805 |
| Biggest City by Time Zone | 0 | - | 4.85 | 56,048 |
| Biggest City in Every Country | 0 | - | 4.98 | 81,522 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 174,439 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 94,345 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 99,726 |
| Biggest Cities with Exceptions | 0 | - | 4.91 | 66,868 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.97 | 203,450 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.84 | 73,453 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.95 | 66,996 |
| Biggest Cities in Deserts | 0 | - | 4.94 | 43,021 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 310,071 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 100,409 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 60,936 |
| Ten Southernmost Megacities | 0 | - | 4.81 | 47,014 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 56,801 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 109,662 |
| All Cities in China with Population of 1 Million | 0 | - | 4.81 | 39,613 |
| Cities of China (With Some Help) | 0 | - | 4.87 | 28,702 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.87 | 110,245 |
| Biggest Cities by Language | 0 | - | 4.95 | 216,512 |
| Biggest European Cities by Letter | 0 | - | 4.66 | 120,382 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 65,391 |
| Most Populous World Capitals | 0 | - | 4.94 | 162,423 |
| Biggest European Cities by Century | 0 | - | 4.98 | 120,602 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 144,645 |
| Megacities on a World Map | 0 | - | 4.98 | 223,805 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.84 | 44,792 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 523,356 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 60,945 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 64,754 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 70,962 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.87 | 101,258 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.82 | 53,848 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 92,132 |
| Biggest City in Each U.S. State | 0 | - | 4.86 | 153,455 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 156,799 |
| Biggest Cities in Europe | 0 | - | 4.75 | 489,940 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.88 | 51,686 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 93,709 |
| Biggest Cities in France - Extreme | 0 | - | 4.90 | 45,593 |
| Megacities on an Empty Map | 0 | - | 4.95 | 88,832 |
| Biggest Cities in Germany | 0 | - | 4.95 | 268,221 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.91 | 30,467 |
| Biggest Cities in Sweden | 0 | - | 4.84 | 37,871 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.89 | 79,463 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 64,503 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 68,619 |
| Largest Nordic Cities on a Map | 0 | - | 4.82 | 30,811 |
| Biggest English Cities by Century | 0 | - | 4.90 | 100,575 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.79 | 69,649 |
| Biggest Mediterranean Cities | 0 | - | 4.58 | 87,302 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.63 | 37,646 |
| Biggest Cities in Japan | 0 | - | 4.66 | 76,708 |
| Biggest Cities in China | 0 | - | 4.55 | 141,879 |
| Biggest Cities in India | 0 | - | 4.71 | 63,332 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.45 | 61,125 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 98,303 |
| Biggest Cities by Trait #1 | 0 | - | 4.43 | 43,392 |
| Biggest City by Region | 0 | - | 4.50 | 34,066 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 54,063 |
| Largest World Capitals with Exceptions | 0 | - | 4.72 | 50,686 |
| Two Largest Cities by First Two Letters | 0 | - | 4.58 | 78,047 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.78 | 42,679 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 47,456 |
| All Cities in India with Population of 1 Million | 0 | - | 4.80 | 41,848 |
| Biggest English-Speaking Cities | 0 | - | 4.43 | 137,540 |
| Biggest City by Island | 0 | - | 4.57 | 46,130 |
| Biggest Cities in History | 0 | - | 4.50 | 81,919 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 68,581 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.65 | 63,356 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.96 | 78,973 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.50 | 63,236 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.50 | 40,654 |
| U.S. States by Second Most Populous City | 0 | - | 4.43 | 40,865 |
| Biggest "Saint" Cities - United States | 0 | - | 4.47 | 34,420 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.45 | 37,526 |
| Biggest World Cities in 1850 | 0 | - | 4.63 | 65,178 |
| Biggest Cities in Australia on a Map | 0 | - | 4.62 | 33,691 |
| Biggest Cities Starting With A | 0 | - | 4.55 | 114,163 |
| Biggest Cities Starting With D | 0 | - | 4.49 | 108,439 |
| Biggest Cities Starting With H | 0 | - | 4.57 | 99,368 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 112,359 |
| Biggest Cities Starting With M | 0 | - | 4.50 | 131,044 |
| Biggest Cities Starting With P | 0 | - | 4.48 | 116,436 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 62,097 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.47 | 46,787 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.58 | 37,226 |
| Biggest Cities in Russia | 0 | - | 4.49 | 77,656 |
| Biggest Cities in France | 0 | - | 4.72 | 203,363 |
| Biggest Cities in Spain | 0 | - | 4.55 | 156,390 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 51,224 |
| Biggest Cities in Poland | 0 | - | 4.57 | 49,113 |
| Biggest Cities in the UK | 0 | - | 4.46 | 95,226 |
| Cities of Ireland | 0 | - | 4.49 | 46,165 |
| Biggest Cities in Canada | 0 | - | 4.66 | 122,503 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 44,147 |
| Biggest Cities in Italy | 0 | - | 4.66 | 221,566 |
| Biggest U.S. Cities A-Z | 0 | - | 4.71 | 132,813 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 139,918 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 111,635 |
| Fastest Growing U.S. Cities | 0 | - | 4.36 | 70,684 |
| Second Biggest Cities Quiz | 0 | - | 4.25 | 39,261 |
| Biggest Coastal City by Country | 0 | - | 4.60 | 27,153 |
| Biggest City by Region #2 | 0 | - | 4.46 | 23,394 |
| Biggest Cities by Latitude | 0 | - | 4.76 | 26,446 |
| Northernmost Major City by Country | 0 | - | 4.56 | 31,237 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 30,738 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.79 | 100,714 |
| Biggest Nordic Cities | 0 | - | 4.38 | 59,935 |
| Five Biggest Cities by Country | 0 | - | 4.69 | 154,870 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.70 | 56,889 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.70 | 75,250 |
| Flags to Largest Cities | 0 | - | 4.55 | 33,034 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.48 | 21,210 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 49,220 |
| Biggest Cities in Mexico | 0 | - | 4.51 | 34,991 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.76 | 66,871 |
| Biggest Cities in New Zealand | 0 | - | 4.57 | 23,004 |
| Biggest World Cities A-Z | 0 | - | 4.57 | 206,150 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,329,572 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 353,534 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 129,157 |
| Countries with Megacities | 0 | - | 4.99 | 202,019 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 175,523 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 100,032 |
| Countries With More than 200 Million People | 0 | - | 4.94 | 98,341 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 65,964 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 253,274 |
| Largest Cities in Alexander's Empire | 0 | - | 4.56 | 38,809 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.38 | 37,944 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.25 | 95,376 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 53,000 |
| Biggest Cities in the World - 2100 | 0 | - | 4.29 | 83,210 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 24,668 |
| Cities on Interstate 90 on a Map | 0 | - | 4.44 | 29,268 |
| Biggest Urban Areas in the UK | 0 | - | 4.40 | 169,104 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.46 | 28,896 |
| Biggest Cities in Portugal | 0 | - | 4.42 | 19,143 |
| Biggest Cities in Turkey on a Map | 0 | - | 4.21 | 17,578 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 39,979 |
| Biggest Cities in North Carolina | 0 | - | 4.66 | 32,559 |
| Biggest Cities Starting With B | 0 | - | 4.36 | 150,515 |
| Biggest Cities Starting With C | 0 | - | 4.08 | 98,141 |
| Biggest Cities Starting With K | 0 | - | 4.30 | 80,054 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 116,682 |
| Biggest Cities Starting With T | 0 | - | 4.30 | 117,958 |
| Biggest Cities in the Sun Belt on a Map | 0 | - | 4.79 | 19,690 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 118,166 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.94 | 67,492 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 248,473 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 110,647 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 104,293 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.94 | 72,331 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 51,381 |
| Largest World Cities With Four Letters | 0 | - | 4.38 | 43,607 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.79 | 65,637 |
| Biggest Cities by Trait #2 | 0 | - | 4.38 | 14,367 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.41 | 13,432 |
| Flags of the Countries that Start with C | 0 | - | 4.90 | 120,208 |
| Flags of the Countries that Start with I | 0 | - | 4.95 | 141,667 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 108,628 |
| Jewish Cities Quiz | 0 | - | 4.31 | 59,592 |
| U.S. Cities by Hispanic Population | 0 | - | 4.27 | 24,764 |
| Biggest Axis-Controlled Cities | 0 | - | 4.40 | 45,381 |
| The Most Populous U.S. City by Category | 0 | - | 4.31 | 20,960 |
| Saint Lucia Country Quiz | 0 | - | 4.66 | 16,593 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.40 | 89,558 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.39 | 75,486 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.30 | 83,912 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.08 | 89,544 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.16 | 71,247 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.22 | 66,861 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.23 | 61,146 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.27 | 68,467 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 30,444 |
| Biggest Cities in California | 0 | - | 4.35 | 132,077 |
| Biggest Cities in Florida | 0 | - | 4.20 | 68,216 |
| Biggest Cities in New York State | 0 | - | 4.29 | 56,522 |
| Biggest Cities in Pennsylvania | 0 | - | 4.14 | 43,192 |
| Biggest Cities in Ohio | 0 | - | 4.37 | 46,302 |
| Biggest Cities in Texas | 0 | - | 4.26 | 112,551 |
| Biggest Cities in Wisconsin | 0 | - | 4.45 | 23,727 |
| Countries that Start with C - Shape Quiz | 0 | - | 4.84 | 76,849 |
| Countries that Start with I - Shape Quiz | 0 | - | 4.85 | 104,271 |
| Countries that Start with N - Shape Quiz | 0 | - | 4.94 | 75,229 |
| Countries that Start with P - Shape Quiz | 0 | - | 4.82 | 75,184 |
| Countries of Europe by Population | 0 | - | 4.98 | 131,493 |
| Most Populous Countries by Year | 0 | - | 4.81 | 95,880 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 79,407 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 98,468 |
| Countries with the Most People Bordering Them | 0 | - | 4.97 | 84,839 |
