| Biggest Cities in the World | 0 | - | 4.91 | 793,497 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 415,149 |
| Biggest Cities in the United States | 0 | - | 4.93 | 971,184 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 364,685 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,094 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,292 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 223,095 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,363 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 131,514 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,954 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,882 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,036 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,379 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,456 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,991 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 67,033 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,198 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 575,143 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 127,376 |
| Biggest Cities by Language | 0 | - | 4.96 | 245,148 |
| Largest City by Island | 0 | - | 4.87 | 71,356 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,569 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,907 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,884 |
| Megacities on a World Map | 0 | - | 4.98 | 252,157 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,002 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,305 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,446 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,643 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,370 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,047 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,703 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 343,337 |
| Megacities on an Empty Map | 0 | - | 4.97 | 117,035 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,530 |
| Biggest U.S. Cities A-Z | 0 | - | 4.69 | 138,935 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,675 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,259 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,135 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,060 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,300 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,034 |
| All Cities in India with Population of 1 Million | 0 | - | 4.83 | 47,286 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,656 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,745 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 117,715 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,986 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,185 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,995 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,792 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.69 | 107,479 |
| Biggest Cities in Europe | 0 | - | 4.70 | 543,448 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,167 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,973 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,823 |
| Biggest City by Region | 0 | - | 4.50 | 36,053 |
| Most Populous 2nd Cities | 0 | - | 4.77 | 56,986 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 55,771 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 125,009 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,093 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,274 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,056 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 56,136 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,310 |
| Biggest Cities in Germany | 0 | - | 4.95 | 292,187 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.43 | 109,550 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.42 | 93,728 |
| Biggest World Cities A-Z | 0 | - | 4.62 | 222,186 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 94,990 |
| All Cities in China with Population of 1 Million | 0 | - | 4.81 | 45,668 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 97,688 |
| Biggest English-Speaking Cities | 0 | - | 4.45 | 151,735 |
| Biggest European Cities by Letter | 0 | - | 4.54 | 126,376 |
| Biggest Cities in History | 0 | - | 4.52 | 89,329 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 72,203 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.53 | 43,268 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.38 | 31,936 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,295 |
| Cities of China (With Some Help) | 0 | - | 4.90 | 31,376 |
| Biggest Cities Starting With A | 0 | - | 4.62 | 123,796 |
| Biggest Cities Starting With D | 0 | - | 4.51 | 116,221 |
| Biggest Cities Starting With H | 0 | - | 4.54 | 108,892 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 122,212 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 142,752 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 126,270 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,217 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,482 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,470 |
| Fastest Growing U.S. Cities | 0 | - | 4.34 | 72,933 |
| Biggest Coastal City by Country | 0 | - | 4.61 | 27,999 |
| Biggest City by Region #2 | 0 | - | 4.43 | 24,714 |
| Biggest Cities by Latitude Range | 0 | - | 4.78 | 27,504 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.73 | 73,225 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 91,144 |
| Biggest Cities by Trait #2 | 0 | - | 4.46 | 20,381 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.56 | 49,259 |
| Biggest Cities in Japan | 0 | - | 4.69 | 82,728 |
| Biggest Cities in Russia | 0 | - | 4.49 | 82,167 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 55,774 |
| Biggest Cities in Poland | 0 | - | 4.62 | 53,610 |
| Biggest Cities in Canada | 0 | - | 4.54 | 132,131 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 47,050 |
| Biggest Cities in India | 0 | - | 4.70 | 67,485 |
| Jewish Cities Quiz | 0 | - | 4.34 | 61,721 |
| Biggest English Cities by Century | 0 | - | 4.90 | 105,747 |
| Biggest Cities in Brazil | 0 | - | 4.56 | 52,880 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 39,094 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.36 | 101,719 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.16 | 106,716 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.16 | 85,211 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.17 | 80,268 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.39 | 33,484 |
| Biggest U.S. Cities Starting with P | 0 | - | 4.04 | 67,311 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.28 | 73,236 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.37 | 81,460 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,439,245 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,664 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,152 |
| Countries with Megacities | 0 | - | 4.99 | 248,678 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,015 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,474 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,388 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,426 |
| Biggest Cities in Latin America | 0 | - | 4.47 | 64,564 |
| Five Biggest Cities by Country | 0 | - | 4.70 | 166,012 |
| Biggest Cities Near a Border | 0 | - | 4.22 | 31,812 |
| Flags to Largest Cities | 0 | - | 4.54 | 51,027 |
| Biggest Cities in New Zealand | 0 | - | 4.57 | 24,132 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 40,872 |
| Biggest Cities Starting With B | 0 | - | 4.34 | 162,147 |
| Biggest Cities Starting With C | 0 | - | 4.11 | 104,957 |
| Biggest Cities Starting With K | 0 | - | 4.31 | 86,803 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 126,056 |
| Biggest Cities Starting With T | 0 | - | 4.29 | 127,738 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.56 | 65,383 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,902 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.47 | 84,545 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 43,817 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 36,705 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 40,262 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 37,689 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.47 | 31,053 |
| Biggest Cities in Portugal | 0 | - | 4.43 | 20,876 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,383 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,243 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,798 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,264 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,048 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,049 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,597 |
| Largest World Cities With Four Letters | 0 | - | 4.36 | 50,935 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 84,185 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 72,881 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.41 | 48,617 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 51,362 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.59 | 43,637 |
| Largest Nordic Cities on a Map | 0 | - | 4.77 | 36,904 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 32,024 |
| Biggest Urban Areas in the UK | 0 | - | 4.42 | 176,003 |
| Biggest Cities in France | 0 | - | 4.69 | 222,976 |
| Biggest Cities in Spain | 0 | - | 4.64 | 170,359 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.44 | 14,588 |
| Biggest Cities in the UK | 0 | - | 4.48 | 104,432 |
| Biggest Cities in China | 0 | - | 4.53 | 157,638 |
| Biggest Cities in Italy | 0 | - | 4.77 | 240,123 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,094 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,715 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,308 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,795 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,301 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,681 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,863 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,583 |
| Cities in Squares on a Map - North America | 0 | - | 4.30 | 21,376 |
| Saint Lucia Country Quiz | 0 | - | 4.65 | 17,987 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,912 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,627 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,499 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,862 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 66,738 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,992 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,491 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,173 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,398 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,461 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,511 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,910 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,288 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,724 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,157 |
| Biggest Nordic Cities | 0 | - | 4.36 | 61,499 |
| U.S. Cities by Hispanic Population | 0 | - | 4.31 | 38,125 |
| Biggest Axis-Controlled Cities | 0 | - | 4.43 | 48,722 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 60,025 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 79,041 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.75 | 43,764 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.52 | 23,494 |
| Cities of Ireland | 0 | - | 4.51 | 50,471 |
| Biggest Cities in Turkey on a Map | 0 | - | 4.25 | 20,322 |
| Biggest Cities in Washington State | 0 | - | 4.43 | 36,037 |
