| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,502 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 94,898 |
| All Cities in China with Population of 1 Million | 0 | - | 4.81 | 45,577 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 97,575 |
| All Cities in India with Population of 1 Million | 0 | - | 4.83 | 47,237 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 113,054 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 117,665 |
| Biggest Cities in the World | 0 | - | 4.91 | 792,988 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 343,076 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,960 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,675 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 56,092 |
| Biggest Cities in Germany | 0 | - | 4.95 | 292,034 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 414,914 |
| Biggest Cities in the United States | 0 | - | 4.93 | 970,329 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 364,525 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,039 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,211 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 222,907 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,282 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 131,302 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,889 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,025 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,825 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,998 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,948 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,341 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,227 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,408 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,943 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 66,979 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,091 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,019 |
| Cities of China (With Some Help) | 0 | - | 4.90 | 31,363 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 127,219 |
| Biggest Cities by Language | 0 | - | 4.96 | 244,711 |
| Largest City by Island | 0 | - | 4.87 | 71,305 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,539 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,848 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,806 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,590 |
| Megacities on a World Map | 0 | - | 4.98 | 251,954 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,703 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 574,825 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,972 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,237 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,937 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,124 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,899 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,751 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,351 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,543 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,311 |
| Biggest Cities in Europe | 0 | - | 4.70 | 543,236 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 55,750 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 124,904 |
| Megacities on an Empty Map | 0 | - | 4.97 | 116,168 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 41,005 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 68,653 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,233 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 37,667 |
| Biggest English Cities by Century | 0 | - | 4.90 | 105,720 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.73 | 73,205 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 91,128 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.59 | 43,610 |
| Largest Nordic Cities on a Map | 0 | - | 4.78 | 36,883 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.56 | 49,207 |
| Biggest Urban Areas in the UK | 0 | - | 4.42 | 175,978 |
| Biggest Cities in Japan | 0 | - | 4.68 | 82,696 |
| Biggest Cities in Russia | 0 | - | 4.49 | 82,140 |
| Biggest Cities in France | 0 | - | 4.69 | 222,890 |
| Biggest Cities in Spain | 0 | - | 4.64 | 170,285 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 55,752 |
| Biggest Cities in Poland | 0 | - | 4.62 | 53,576 |
| Biggest Cities in the UK | 0 | - | 4.48 | 104,398 |
| Biggest Cities in China | 0 | - | 4.52 | 157,511 |
| Biggest Cities in Canada | 0 | - | 4.54 | 132,085 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 47,035 |
| Biggest Cities in India | 0 | - | 4.70 | 67,452 |
| Biggest Cities in Italy | 0 | - | 4.77 | 240,014 |
| Biggest Cities in Latin America | 0 | - | 4.48 | 64,546 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,126 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,965 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,806 |
| Biggest City by Region | 0 | - | 4.50 | 36,044 |
| Most Populous 2nd Cities | 0 | - | 4.78 | 56,976 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,081 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,269 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,031 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.52 | 23,488 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,302 |
| Biggest Cities in Brazil | 0 | - | 4.56 | 52,855 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 39,065 |
| Biggest Cities in New Zealand | 0 | - | 4.57 | 24,124 |
| Biggest English-Speaking Cities | 0 | - | 4.45 | 151,681 |
| Biggest European Cities by Letter | 0 | - | 4.54 | 126,357 |
| Biggest Cities in History | 0 | - | 4.52 | 89,296 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 72,192 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.56 | 65,369 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 84,154 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,895 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.47 | 84,490 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.53 | 43,251 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 43,785 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 36,692 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 40,240 |
| Most Populous U.S. Cities as a Percent of Their State | 0 | - | 4.78 | 54,963 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,278 |
| Biggest Cities in the Blue Banana | 0 | - | 4.56 | 36,154 |
| Cities of Ireland | 0 | - | 4.51 | 50,442 |
| Biggest Cities Starting With A | 0 | - | 4.62 | 123,758 |
| Biggest Cities Starting With D | 0 | - | 4.51 | 116,182 |
| Biggest Cities Starting With H | 0 | - | 4.54 | 108,846 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 122,176 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 142,710 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 126,222 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 72,856 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.41 | 48,582 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 51,341 |
| Colour in the Flag Map by Guessing Cities | 0 | - | 4.92 | 64,188 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 31,999 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.47 | 31,044 |
| Biggest Cities in Portugal | 0 | - | 4.43 | 20,870 |
| Biggest U.S. Cities A-Z | 0 | - | 4.69 | 138,899 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,143 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,400 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,089 |
| Fastest Growing U.S. Cities | 0 | - | 4.34 | 72,912 |
| Biggest Coastal City by Country | 0 | - | 4.61 | 27,995 |
| Biggest City by Region #2 | 0 | - | 4.43 | 24,706 |
| Biggest Cities by Latitude Range | 0 | - | 4.78 | 27,496 |
| Biggest Cities by Trait #2 | 0 | - | 4.46 | 20,358 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.44 | 14,581 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.69 | 107,458 |
| Biggest Nordic Cities | 0 | - | 4.36 | 61,492 |
| Five Biggest Cities by Country | 0 | - | 4.70 | 165,960 |
| U.S. Cities by Hispanic Population | 0 | - | 4.31 | 38,102 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 60,001 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 79,003 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.75 | 43,762 |
| Flags to Largest Cities | 0 | - | 4.54 | 50,983 |
| Saint Lucia Country Quiz | 0 | - | 4.65 | 17,984 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.43 | 109,497 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.42 | 93,675 |
| Biggest World Cities A-Z | 0 | - | 4.62 | 222,088 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,438,430 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,497 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,995 |
| Countries with Megacities | 0 | - | 4.99 | 248,390 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,890 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,402 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,277 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,343 |
| Largest Cities in Alexander's Empire | 0 | - | 4.58 | 39,886 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.29 | 115,628 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.48 | 63,274 |
| Biggest Cities Near a Border | 0 | - | 4.22 | 31,809 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 25,772 |
| Biggest Cities in Turkey on a Map | 0 | - | 4.25 | 20,311 |
| Biggest Cities in Washington State | 0 | - | 4.43 | 36,025 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 40,867 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 34,953 |
| Biggest Cities Starting With B | 0 | - | 4.34 | 162,101 |
| Biggest Cities Starting With C | 0 | - | 4.11 | 104,931 |
| Biggest Cities Starting With K | 0 | - | 4.31 | 86,777 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 126,021 |
| Biggest Cities Starting With T | 0 | - | 4.29 | 127,688 |
| Biggest Cities in the Sun Belt on a Map | 0 | - | 4.68 | 23,471 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,347 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,194 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,662 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,199 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,726 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,003 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,554 |
| Largest World Cities With Four Letters | 0 | - | 4.36 | 50,894 |
| Biggest Cities Once in the Roman Empire | 0 | - | 4.78 | 68,626 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.38 | 31,927 |
| Cities in European Economic Areas on a Map | 0 | - | 4.69 | 17,193 |
| Jewish Cities Quiz | 0 | - | 4.34 | 61,707 |
| The Most Populous U.S. City by Category | 0 | - | 4.36 | 22,292 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.36 | 101,670 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.16 | 106,671 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.16 | 85,189 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.17 | 80,233 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.39 | 33,465 |
| Biggest U.S. Cities Starting with P | 0 | - | 4.04 | 67,291 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.28 | 73,212 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.37 | 81,439 |
| Biggest Cities in California | 0 | - | 4.35 | 139,435 |
| Biggest Cities in Florida | 0 | - | 4.23 | 71,902 |
| Biggest Cities in New York State | 0 | - | 4.32 | 59,484 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 45,259 |
| Biggest Cities in Colorado | 0 | - | 4.05 | 32,155 |
| Biggest Cities in Ohio | 0 | - | 4.38 | 48,628 |
| Biggest Cities in Texas | 0 | - | 4.28 | 119,034 |
| Biggest Cities in Wisconsin | 0 | - | 4.46 | 25,108 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,919 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,639 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,281 |
