| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 322,185 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 106,010 |
| Biggest Cities in France - Extreme | 0 | - | 4.89 | 49,548 |
| Largest Nordic Cities on a Map | 0 | - | 4.83 | 33,330 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 127,559 |
| Biggest Cities in the World | 0 | - | 4.91 | 738,970 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 110,003 |
| Biggest Cities in Asia | 0 | - | 4.94 | 102,760 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 53,369 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 46,659 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 97,192 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.94 | 46,204 |
| Biggest Cities in Germany | 0 | - | 4.95 | 277,396 |
| Biggest Cities in Europe | 0 | - | 4.74 | 512,088 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 393,625 |
| Biggest Cities in the United States | 0 | - | 4.94 | 898,498 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 349,143 |
| Biggest City by Time Zone | 0 | - | 4.85 | 60,262 |
| Biggest City in Every Country | 0 | - | 4.98 | 88,176 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 185,395 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 100,287 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 108,269 |
| Biggest Cities with Exceptions | 0 | - | 4.89 | 71,809 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.85 | 77,773 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.95 | 71,517 |
| Biggest Cities in Deserts | 0 | - | 4.94 | 44,888 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 64,313 |
| Ten Southernmost Megacities | 0 | - | 4.82 | 48,574 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 60,869 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 117,206 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 39,106 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.90 | 86,498 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 544,037 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.88 | 113,960 |
| Biggest Cities by Language | 0 | - | 4.95 | 222,405 |
| Largest City by Island | 0 | - | 4.90 | 64,867 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.94 | 67,162 |
| Most Populous World Capitals | 0 | - | 4.93 | 168,144 |
| Biggest European Cities by Century | 0 | - | 4.98 | 124,427 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 151,203 |
| Megacities on a World Map | 0 | - | 4.98 | 230,935 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.97 | 40,830 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 63,478 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 68,551 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 74,380 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 34,031 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.89 | 106,852 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 57,099 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 98,184 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 158,967 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.74 | 71,150 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.57 | 39,138 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 160,569 |
| Megacities on an Empty Map | 0 | - | 4.95 | 92,303 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.57 | 39,674 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.81 | 66,161 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 70,465 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 44,024 |
| Biggest European Cities by Letter | 0 | - | 4.62 | 122,618 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.64 | 64,264 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,006 |
| Cities of China (With Some Help) | 0 | - | 4.89 | 29,748 |
| Biggest Mediterranean Cities | 0 | - | 4.56 | 88,642 |
| Biggest English Cities by Century | 0 | - | 4.89 | 102,795 |
| Biggest Urban Areas in the UK | 0 | - | 4.41 | 171,812 |
| Biggest Cities in Russia | 0 | - | 4.48 | 79,537 |
| Biggest Cities in France | 0 | - | 4.70 | 210,678 |
| Biggest Cities in Spain | 0 | - | 4.55 | 161,935 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 53,200 |
| Biggest Cities in Poland | 0 | - | 4.57 | 50,878 |
| Biggest Cities in the UK | 0 | - | 4.47 | 98,964 |
| Cities of Ireland | 0 | - | 4.50 | 48,272 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 45,323 |
| Biggest Cities in Italy | 0 | - | 4.70 | 229,171 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.47 | 62,615 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 100,004 |
| Biggest Cities by Trait #1 | 0 | - | 4.43 | 44,084 |
| Biggest City by Region | 0 | - | 4.49 | 34,808 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 55,380 |
| Northernmost Major City by Country | 0 | - | 4.56 | 31,986 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 51,349 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 80,470 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 48,249 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.74 | 72,219 |
| Biggest Nordic Cities | 0 | - | 4.38 | 60,528 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.50 | 22,177 |
| Biggest English-Speaking Cities | 0 | - | 4.43 | 139,863 |
| Biggest Cities in History | 0 | - | 4.50 | 84,704 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 69,962 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.95 | 81,036 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.47 | 79,305 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.55 | 41,723 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.26 | 104,023 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 42,167 |
| Biggest "Saint" Cities - United States | 0 | - | 4.48 | 35,408 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.42 | 38,863 |
| Biggest World Cities in 1850 | 0 | - | 4.62 | 66,487 |
| Cities on Interstate 90 on a Map | 0 | - | 4.44 | 30,550 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 35,341 |
| Biggest Cities in Portugal | 0 | - | 4.42 | 19,763 |
| Biggest Cities Starting With A | 0 | - | 4.62 | 117,900 |
| Biggest Cities Starting With D | 0 | - | 4.51 | 111,482 |
| Biggest Cities Starting With H | 0 | - | 4.55 | 103,004 |
| Biggest Cities Starting With L | 0 | - | 4.45 | 116,259 |
| Biggest Cities Starting With M | 0 | - | 4.49 | 135,492 |
| Biggest Cities Starting With P | 0 | - | 4.48 | 120,487 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 145,169 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 116,216 |
| Fastest Growing U.S. Cities | 0 | - | 4.36 | 71,687 |
| Second Biggest Cities Quiz | 0 | - | 4.25 | 39,882 |
| Biggest Coastal City by Country | 0 | - | 4.60 | 27,470 |
| Biggest City by Region #2 | 0 | - | 4.43 | 23,897 |
| Biggest Cities by Latitude | 0 | - | 4.77 | 26,901 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 63,482 |
| Largest Cities in Alexander's Empire | 0 | - | 4.57 | 39,240 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.43 | 49,041 |
| Biggest Cities in Japan | 0 | - | 4.68 | 79,395 |
| Biggest Cities in China | 0 | - | 4.47 | 148,018 |
| Biggest Cities in Canada | 0 | - | 4.56 | 126,246 |
| Biggest Cities in India | 0 | - | 4.70 | 65,011 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.78 | 66,868 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 58,216 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.68 | 76,825 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.74 | 43,070 |
| Biggest Cities in Brazil | 0 | - | 4.56 | 50,693 |
| Biggest Cities in Mexico | 0 | - | 4.50 | 36,714 |
| All Cities in China with Population of 1 Million | 0 | - | 4.77 | 42,001 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,371,255 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 362,340 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 155,953 |
| Countries with Megacities | 0 | - | 4.99 | 215,114 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 184,721 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 105,189 |
| Countries With More than 200 Million People | 0 | - | 4.94 | 119,174 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 71,955 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 266,859 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.70 | 103,665 |
| Five Biggest Cities by Country | 0 | - | 4.69 | 159,255 |
| U.S. Cities by Hispanic Population | 0 | - | 4.30 | 35,504 |
| Biggest Cities in the World - 2100 | 0 | - | 4.25 | 87,290 |
| Flags to Largest Cities | 0 | - | 4.54 | 35,253 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 23,456 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.42 | 103,222 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.41 | 87,719 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 40,310 |
| Biggest World Cities A-Z | 0 | - | 4.56 | 212,569 |
| Biggest Cities Starting With B | 0 | - | 4.36 | 155,423 |
| Biggest Cities Starting With C | 0 | - | 4.09 | 100,802 |
| Biggest Cities Starting With K | 0 | - | 4.30 | 82,921 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 120,582 |
| Biggest Cities Starting With T | 0 | - | 4.29 | 121,962 |
| Biggest Cities in the Sun Belt on a Map | 0 | - | 4.78 | 21,088 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.38 | 39,252 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 25,158 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.46 | 29,756 |
| Biggest Cities in Washington State | 0 | - | 4.45 | 34,265 |
| Biggest Cities in North Carolina | 0 | - | 4.68 | 33,592 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 121,687 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 80,977 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 255,740 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 114,895 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 107,095 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 87,128 |
| Countries by Population Range - Tile Select | 0 | - | 4.85 | 54,290 |
| Largest World Cities With Four Letters | 0 | - | 4.35 | 44,341 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 61,915 |
| Biggest Cities by Trait #2 | 0 | - | 4.40 | 14,749 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.43 | 13,933 |
| Biggest U.S. Cities A-Z | 0 | - | 4.68 | 134,932 |
| Countries of Europe by Population | 0 | - | 4.98 | 143,210 |
| Most Populous Countries by Year | 0 | - | 4.81 | 101,248 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 81,278 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 102,617 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 99,696 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.98 | 106,571 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 83,974 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 89,115 |
| Jewish Cities Quiz | 0 | - | 4.32 | 60,461 |
| Biggest Cities Near a Border | 0 | - | 4.19 | 30,477 |
| Cities in Squares on a Map - North America | 0 | - | 4.31 | 20,390 |
| The Most Populous U.S. City by Category | 0 | - | 4.33 | 21,517 |
| Saint Lucia Country Quiz | 0 | - | 4.65 | 17,191 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.34 | 95,656 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.14 | 101,292 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.15 | 75,333 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.17 | 70,682 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.25 | 69,953 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.31 | 71,301 |
| Biggest Cities in California | 0 | - | 4.34 | 135,036 |
| Biggest Cities in Florida | 0 | - | 4.22 | 69,725 |
| Biggest Cities in New York State | 0 | - | 4.31 | 57,674 |
| Biggest Cities in Pennsylvania | 0 | - | 4.14 | 44,062 |
| Biggest Cities in Ohio | 0 | - | 4.38 | 47,318 |
| Biggest Cities in Texas | 0 | - | 4.27 | 115,381 |
| Biggest Cities in Wisconsin | 0 | - | 4.45 | 24,297 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 213,244 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 129,199 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.85 | 71,853 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 79,754 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 56,144 |
