| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 321,835 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 210,771 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 105,849 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.90 | 86,295 |
| Biggest Cities in the World | 0 | - | 4.91 | 737,973 |
| Biggest Cities in Asia | 0 | - | 4.94 | 102,654 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 53,310 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 46,598 |
| Biggest Cities in France - Extreme | 0 | - | 4.89 | 49,422 |
| Largest Nordic Cities on a Map | 0 | - | 4.83 | 33,252 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.94 | 46,128 |
| Biggest Cities in Germany | 0 | - | 4.95 | 277,102 |
| Biggest Cities in Europe | 0 | - | 4.74 | 511,439 |
| All Cities in China with Population of 1 Million | 0 | - | 4.81 | 41,918 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 39,061 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 43,964 |
| Biggest City by Time Zone | 0 | - | 4.85 | 60,160 |
| Biggest City in Every Country | 0 | - | 4.98 | 87,782 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 185,081 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 100,129 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 108,051 |
| Biggest Cities with Exceptions | 0 | - | 4.89 | 71,677 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.85 | 77,667 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 127,444 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 393,270 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.95 | 71,379 |
| Biggest Cities in Deserts | 0 | - | 4.94 | 44,847 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.90 | 64,222 |
| Ten Southernmost Megacities | 0 | - | 4.82 | 48,532 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 60,765 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 116,978 |
| Biggest Cities in the United States | 0 | - | 4.94 | 897,136 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 348,836 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.88 | 113,877 |
| Biggest Cities by Language | 0 | - | 4.95 | 222,275 |
| Largest City by Island | 0 | - | 4.90 | 64,658 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.94 | 67,099 |
| Most Populous World Capitals | 0 | - | 4.93 | 168,034 |
| Biggest European Cities by Century | 0 | - | 4.98 | 124,332 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 151,054 |
| Megacities on a World Map | 0 | - | 4.98 | 230,757 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.97 | 40,761 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 109,889 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 543,406 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 63,413 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 68,447 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 74,286 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 33,916 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.89 | 106,712 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 57,019 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 98,023 |
| Most Populous U.S. Cities as a Percent of Their State | 0 | - | 4.83 | 52,186 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 158,842 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 97,124 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.74 | 71,108 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.57 | 39,087 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 160,457 |
| Megacities on an Empty Map | 0 | - | 4.95 | 92,234 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.74 | 72,126 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 103,209 |
| Biggest European Cities by Letter | 0 | - | 4.62 | 122,557 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.64 | 64,242 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.81 | 66,121 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 70,427 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 45,987 |
| Cities of China (With Some Help) | 0 | - | 4.89 | 29,713 |
| Biggest English Cities by Century | 0 | - | 4.89 | 102,729 |
| Biggest Mediterranean Cities | 0 | - | 4.56 | 88,609 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.57 | 39,619 |
| Biggest Urban Areas in the UK | 0 | - | 4.41 | 171,741 |
| Biggest Cities in Russia | 0 | - | 4.48 | 79,502 |
| Biggest Cities in France | 0 | - | 4.70 | 210,446 |
| Biggest Cities in Spain | 0 | - | 4.55 | 161,804 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 53,144 |
| Biggest Cities in Poland | 0 | - | 4.57 | 50,814 |
| Biggest Cities in the UK | 0 | - | 4.47 | 98,856 |
| Cities of Ireland | 0 | - | 4.50 | 48,225 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 45,284 |
| Biggest Cities in Italy | 0 | - | 4.70 | 228,954 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.47 | 62,573 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 99,986 |
| Biggest Cities by Trait #1 | 0 | - | 4.43 | 44,064 |
| Biggest City by Region | 0 | - | 4.49 | 34,790 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 55,352 |
| Northernmost Major City by Country | 0 | - | 4.56 | 31,968 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 51,339 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 80,406 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 48,229 |
| Biggest Nordic Cities | 0 | - | 4.38 | 60,517 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.95 | 80,962 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.47 | 79,179 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 42,127 |
| Biggest "Saint" Cities - United States | 0 | - | 4.48 | 35,384 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.42 | 38,835 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 35,302 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 35,038 |
| Biggest English-Speaking Cities | 0 | - | 4.43 | 139,806 |
| Biggest Cities in History | 0 | - | 4.50 | 84,632 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 69,924 |
| Largest Cities in Alexander's Empire | 0 | - | 4.57 | 39,231 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.55 | 41,691 |
| Biggest World Cities in 1850 | 0 | - | 4.62 | 66,452 |
| Biggest Cities in the Blue Banana | 0 | - | 4.54 | 33,718 |
| Biggest Cities in Portugal | 0 | - | 4.42 | 19,748 |
| Biggest Cities Starting With A | 0 | - | 4.62 | 117,757 |
| Biggest Cities Starting With D | 0 | - | 4.51 | 111,371 |
| Biggest Cities Starting With H | 0 | - | 4.55 | 102,858 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 116,127 |
| Biggest Cities Starting With M | 0 | - | 4.49 | 135,340 |
| Biggest Cities Starting With P | 0 | - | 4.48 | 120,355 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.78 | 66,836 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 63,440 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.43 | 49,009 |
| Biggest Cities in Japan | 0 | - | 4.68 | 79,345 |
| Biggest Cities in China | 0 | - | 4.47 | 147,858 |
| Biggest Cities in Canada | 0 | - | 4.57 | 126,157 |
| Biggest Cities in India | 0 | - | 4.70 | 64,976 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 144,997 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 116,057 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.70 | 103,611 |
| Fastest Growing U.S. Cities | 0 | - | 4.36 | 71,669 |
| Second Biggest Cities Quiz | 0 | - | 4.25 | 39,861 |
| Biggest Coastal City by Country | 0 | - | 4.60 | 27,461 |
| Five Biggest Cities by Country | 0 | - | 4.69 | 159,134 |
| Biggest City by Region #2 | 0 | - | 4.43 | 23,886 |
| Biggest Cities by Latitude | 0 | - | 4.77 | 26,879 |
| U.S. Cities by Hispanic Population | 0 | - | 4.30 | 35,438 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 58,155 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.68 | 76,767 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.74 | 43,060 |
| Flags to Largest Cities | 0 | - | 4.54 | 35,172 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.50 | 22,154 |
| Biggest Cities in Brazil | 0 | - | 4.56 | 50,639 |
| Biggest Cities in Mexico | 0 | - | 4.50 | 36,665 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 23,447 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.42 | 103,113 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.41 | 87,611 |
| Biggest Cities in Washington State | 0 | - | 4.45 | 34,235 |
| Biggest Cities in North Carolina | 0 | - | 4.68 | 33,564 |
| Biggest World Cities A-Z | 0 | - | 4.56 | 212,382 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,369,955 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 362,082 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 155,477 |
| Countries with Megacities | 0 | - | 4.99 | 214,497 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 184,286 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 104,927 |
| Countries With More than 200 Million People | 0 | - | 4.94 | 105,467 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 71,655 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 266,283 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.38 | 39,219 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.26 | 103,788 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 61,892 |
| Biggest Cities in the World - 2100 | 0 | - | 4.25 | 87,182 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 25,140 |
| Cities on Interstate 90 on a Map | 0 | - | 4.44 | 30,519 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.46 | 29,737 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 40,291 |
| Biggest Cities Starting With B | 0 | - | 4.36 | 155,262 |
| Biggest Cities Starting With C | 0 | - | 4.09 | 100,711 |
| Biggest Cities Starting With K | 0 | - | 4.30 | 82,595 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 120,468 |
| Biggest Cities Starting With T | 0 | - | 4.29 | 121,852 |
| Biggest Cities in the Sun Belt on a Map | 0 | - | 4.78 | 21,040 |
| Largest World Cities With Four Letters | 0 | - | 4.35 | 44,325 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.43 | 13,920 |
| Biggest U.S. Cities A-Z | 0 | - | 4.68 | 134,861 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 121,586 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 80,865 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 255,485 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 114,755 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 107,003 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 87,015 |
| Countries by Population Range - Tile Select | 0 | - | 4.85 | 54,176 |
| Jewish Cities Quiz | 0 | - | 4.32 | 60,442 |
| Biggest Cities by Trait #2 | 0 | - | 4.40 | 14,739 |
| The Most Populous U.S. City by Category | 0 | - | 4.33 | 21,493 |
| Saint Lucia Country Quiz | 0 | - | 4.65 | 17,173 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.34 | 95,540 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.14 | 101,189 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.15 | 75,261 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.17 | 70,601 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.26 | 69,660 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.31 | 71,235 |
| Biggest Cities in California | 0 | - | 4.34 | 134,977 |
| Biggest Cities in Florida | 0 | - | 4.22 | 69,683 |
| Biggest Cities in New York State | 0 | - | 4.31 | 57,632 |
| Biggest Cities in Pennsylvania | 0 | - | 4.14 | 44,046 |
| Biggest Cities in Ohio | 0 | - | 4.38 | 47,287 |
| Biggest Cities in Texas | 0 | - | 4.27 | 115,332 |
| Biggest Cities in Wisconsin | 0 | - | 4.45 | 24,284 |
| Countries of Europe by Population | 0 | - | 4.98 | 142,858 |
| Most Populous Countries by Year | 0 | - | 4.81 | 101,103 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 81,216 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 102,480 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 99,552 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.98 | 106,417 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 83,872 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 89,048 |
| Biggest Axis-Controlled Cities | 0 | - | 4.42 | 46,818 |
| Biggest Cities Near a Border | 0 | - | 4.19 | 30,445 |
