| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 124,395 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 342,290 |
| Biggest Cities in Brazil | 0 | - | 4.56 | 52,753 |
| Biggest Cities in Germany | 0 | - | 4.95 | 291,462 |
| Biggest Cities in the World | 0 | - | 4.92 | 790,977 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,492 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,594 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,338 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 94,449 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 40,963 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.91 | 97,160 |
| All Cities in India with Population of 1 Million | 0 | - | 4.83 | 47,087 |
| Biggest City by Time Zone | 0 | - | 4.88 | 66,717 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,771 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 222,116 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 108,958 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 130,223 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,558 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,616 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,572 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,672 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,869 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,663 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,098 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,879 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,216 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,792 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 66,752 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 128,611 |
| Biggest Cities in the United States | 0 | - | 4.93 | 967,498 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 363,988 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,344 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,512 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 117,382 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 573,583 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,782 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,862 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,581 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,578 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 38,987 |
| Cities of China (With Some Help) | 0 | - | 4.91 | 31,296 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,615 |
| Biggest Cities by Language | 0 | - | 4.96 | 230,923 |
| Largest City by Island | 0 | - | 4.87 | 71,095 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,424 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,615 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,140 |
| Megacities on a World Map | 0 | - | 4.98 | 251,162 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,840 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,920 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,889 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.44 | 14,561 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,231 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 55,673 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 55,885 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,106 |
| Biggest Cities in Europe | 0 | - | 4.70 | 542,386 |
| Biggest Cities in Latin America | 0 | - | 4.48 | 64,496 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,579 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,562 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,139 |
| Biggest English Cities by Century | 0 | - | 4.90 | 105,634 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 37,575 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.74 | 73,140 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 91,049 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.56 | 48,981 |
| Biggest Urban Areas in the UK | 0 | - | 4.42 | 175,836 |
| Biggest Cities in Japan | 0 | - | 4.68 | 82,573 |
| Biggest Cities in Russia | 0 | - | 4.49 | 82,046 |
| Biggest Cities in France | 0 | - | 4.69 | 222,504 |
| Biggest Cities in Spain | 0 | - | 4.63 | 169,964 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 55,680 |
| Biggest Cities in Poland | 0 | - | 4.62 | 53,484 |
| Biggest Cities in the UK | 0 | - | 4.48 | 104,225 |
| Biggest Cities in China | 0 | - | 4.53 | 157,121 |
| Biggest Cities in Canada | 0 | - | 4.54 | 131,879 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 46,986 |
| Biggest Cities in India | 0 | - | 4.70 | 67,362 |
| Biggest Cities in Italy | 0 | - | 4.75 | 239,615 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 59,941 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 78,934 |
| All Cities in China with Population of 1 Million | 0 | - | 4.80 | 45,367 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 58,965 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,920 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,730 |
| Biggest City by Region | 0 | - | 4.50 | 36,008 |
| Most Populous 2nd Cities | 0 | - | 4.78 | 56,917 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.95 | 84,038 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,031 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,231 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 82,938 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,266 |
| Cities of Ireland | 0 | - | 4.51 | 50,355 |
| Saint Lucia Country Quiz | 0 | - | 4.65 | 17,951 |
| Biggest Cities in New Zealand | 0 | - | 4.57 | 24,103 |
| Biggest Cities in Washington State | 0 | - | 4.43 | 35,948 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 34,901 |
| Biggest English-Speaking Cities | 0 | - | 4.45 | 151,446 |
| Biggest European Cities by Letter | 0 | - | 4.55 | 126,254 |
| Biggest Cities in History | 0 | - | 4.52 | 89,166 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 72,136 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.61 | 65,322 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,864 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.47 | 84,297 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.53 | 43,205 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.48 | 63,232 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 43,726 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 36,635 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 40,182 |
| Biggest World Cities in 1850 | 0 | - | 4.62 | 68,208 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.47 | 30,988 |
| Biggest Cities in Portugal | 0 | - | 4.43 | 20,841 |
| Biggest Cities Starting With A | 0 | - | 4.62 | 123,552 |
| Biggest Cities Starting With D | 0 | - | 4.51 | 116,009 |
| Biggest Cities Starting With H | 0 | - | 4.54 | 108,653 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 121,954 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 142,250 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 126,037 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 72,776 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.41 | 48,509 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 51,269 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.75 | 43,734 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.59 | 43,489 |
| Largest Nordic Cities on a Map | 0 | - | 4.77 | 36,809 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 31,950 |
| Biggest U.S. Cities A-Z | 0 | - | 4.69 | 138,799 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,719 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,126 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,612 |
| Fastest Growing U.S. Cities | 0 | - | 4.34 | 72,872 |
| Biggest Nordic Cities | 0 | - | 4.36 | 61,456 |
| Biggest Coastal City by Country | 0 | - | 4.61 | 27,980 |
| Biggest City by Region #2 | 0 | - | 4.43 | 24,676 |
| Biggest Cities by Latitude Range | 0 | - | 4.78 | 27,471 |
| U.S. Cities by Hispanic Population | 0 | - | 4.31 | 38,024 |
| Biggest Cities by Trait #2 | 0 | - | 4.46 | 20,244 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.52 | 23,443 |
| Biggest Cities in California | 0 | - | 4.35 | 139,248 |
| Biggest Cities in Florida | 0 | - | 4.23 | 71,806 |
| Biggest Cities in New York State | 0 | - | 4.32 | 59,429 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 45,211 |
| Biggest Cities in Colorado | 0 | - | 4.05 | 32,084 |
| Biggest Cities in Ohio | 0 | - | 4.38 | 48,592 |
| Biggest Cities in Texas | 0 | - | 4.28 | 118,661 |
| Biggest Cities in Wisconsin | 0 | - | 4.46 | 25,056 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,435,878 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,854 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.69 | 107,347 |
| Five Biggest Cities by Country | 0 | - | 4.70 | 165,734 |
| Largest Cities in Alexander's Empire | 0 | - | 4.58 | 39,859 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.29 | 115,177 |
| Biggest Cities Near a Border | 0 | - | 4.21 | 31,763 |
| Flags to Largest Cities | 0 | - | 4.55 | 50,835 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 25,730 |
| Biggest Cities in Turkey on a Map | 0 | - | 4.25 | 20,236 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.43 | 109,330 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.42 | 93,442 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 40,850 |
| Biggest World Cities A-Z | 0 | - | 4.63 | 221,452 |
| Biggest Cities Starting With B | 0 | - | 4.34 | 161,836 |
| Biggest Cities Starting With C | 0 | - | 4.11 | 104,625 |
| Biggest Cities Starting With K | 0 | - | 4.31 | 86,661 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 125,821 |
| Biggest Cities Starting With T | 0 | - | 4.29 | 127,493 |
| Biggest Cities in the Sun Belt on a Map | 0 | - | 4.68 | 23,412 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,528 |
| Countries with Megacities | 0 | - | 4.99 | 247,385 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,349 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,136 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,775 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,053 |
| Largest World Cities With Four Letters | 0 | - | 4.36 | 50,729 |
| Biggest Cities Once in the Roman Empire | 0 | - | 4.78 | 68,561 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.38 | 31,887 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,169 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,946 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,154 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,980 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,541 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,731 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,364 |
| Jewish Cities Quiz | 0 | - | 4.34 | 61,663 |
| The Most Populous U.S. City by Category | 0 | - | 4.36 | 22,269 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.36 | 101,513 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.15 | 106,529 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.16 | 85,073 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.17 | 80,128 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.39 | 33,394 |
| Biggest U.S. Cities Starting with P | 0 | - | 4.04 | 67,217 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.27 | 73,131 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.37 | 81,341 |
| Biggest Cities in New Jersey | 0 | - | 4.12 | 27,127 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 25,018 |
| Biggest Cities in Oregon | 0 | - | 4.11 | 20,586 |
| Biggest Cities in Alaska | 0 | - | 4.29 | 25,725 |
| Biggest Cities in Arizona | 0 | - | 4.30 | 31,434 |
| Biggest Cities in Illinois | 0 | - | 4.36 | 26,772 |
| Biggest Cities in Louisiana | 0 | - | 4.17 | 19,897 |
| Biggest Cities in Massachusetts | 0 | - | 4.39 | 30,413 |
| Biggest Cities in Michigan | 0 | - | 3.98 | 34,064 |
