| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 95,159 |
| Biggest Cities in Germany | 0 | - | 4.95 | 292,389 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 97,871 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 343,718 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 55,808 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 56,235 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,289 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,432 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,057 |
| Biggest Cities in Italy | 0 | - | 4.77 | 240,301 |
| Biggest Cities in the World | 0 | - | 4.91 | 794,271 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,184 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,752 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,594 |
| Biggest Cities in Europe | 0 | - | 4.70 | 543,784 |
| All Cities in China with Population of 1 Million | 0 | - | 4.81 | 45,736 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,190 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,454 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 223,379 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,501 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 131,855 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,059 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,975 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,170 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 415,475 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,150 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,465 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,528 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 57,054 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 67,112 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,325 |
| Biggest Cities in the United States | 0 | - | 4.93 | 972,309 |
| Biggest Urban Areas in the UK | 0 | - | 4.42 | 176,060 |
| Biggest Cities in France | 0 | - | 4.70 | 223,130 |
| Biggest Cities in Spain | 0 | - | 4.64 | 170,487 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 364,908 |
| Biggest Cities in the UK | 0 | - | 4.48 | 104,729 |
| Cities of China (With Some Help) | 0 | - | 4.90 | 31,408 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 127,563 |
| Biggest Cities by Language | 0 | - | 4.96 | 245,504 |
| Largest City by Island | 0 | - | 4.87 | 71,427 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,613 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,995 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,991 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,748 |
| Megacities on a World Map | 0 | - | 4.98 | 252,409 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,827 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 117,822 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 575,603 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,045 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,405 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,043 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,292 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,130 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,858 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,687 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,784 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 125,167 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.73 | 73,266 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.56 | 49,339 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,440 |
| Megacities on an Empty Map | 0 | - | 4.97 | 117,505 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.59 | 43,685 |
| Largest Nordic Cities on a Map | 0 | - | 4.77 | 36,936 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 55,801 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 47,086 |
| All Cities in India with Population of 1 Million | 0 | - | 4.84 | 47,348 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 113,410 |
| Biggest European Cities by Letter | 0 | - | 4.54 | 126,423 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.56 | 65,400 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,710 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,294 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,913 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 37,733 |
| Cities of Ireland | 0 | - | 4.51 | 50,490 |
| Biggest English Cities by Century | 0 | - | 4.90 | 106,038 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 91,172 |
| Biggest Cities in Russia | 0 | - | 4.49 | 82,201 |
| Biggest Cities in Poland | 0 | - | 4.63 | 53,663 |
| Biggest Cities in China | 0 | - | 4.52 | 157,802 |
| Biggest Cities in Portugal | 0 | - | 4.43 | 20,897 |
| Biggest Cities in Latin America | 0 | - | 4.47 | 64,593 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,234 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,996 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,852 |
| Biggest City by Region | 0 | - | 4.50 | 36,075 |
| Most Populous 2nd Cities | 0 | - | 4.77 | 57,008 |
| Biggest Cities Once in the Roman Empire | 0 | - | 4.78 | 68,675 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,111 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,289 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,087 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,324 |
| Biggest Nordic Cities | 0 | - | 4.36 | 61,512 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 84,227 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.47 | 84,615 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 43,844 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 36,722 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 40,282 |
| Most Populous U.S. Cities as a Percent of Their State | 0 | - | 4.78 | 55,015 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 41,124 |
| Biggest English-Speaking Cities | 0 | - | 4.45 | 151,835 |
| Biggest Cities in History | 0 | - | 4.52 | 89,667 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 72,223 |
| Largest Cities in Alexander's Empire | 0 | - | 4.58 | 39,903 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.53 | 43,293 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 25,790 |
| Colour in the Flag Map by Guessing Cities | 0 | - | 4.92 | 64,286 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,320 |
| Biggest Cities in the Blue Banana | 0 | - | 4.56 | 36,202 |
| Biggest Cities Starting With A | 0 | - | 4.62 | 123,872 |
| Biggest Cities Starting With D | 0 | - | 4.51 | 116,265 |
| Biggest Cities Starting With H | 0 | - | 4.54 | 108,956 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 122,274 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 142,831 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 126,328 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 72,909 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.41 | 48,657 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 51,388 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 32,050 |
| Biggest Cities in Japan | 0 | - | 4.69 | 82,781 |
| Biggest Cities in Canada | 0 | - | 4.54 | 132,462 |
| Biggest Cities in India | 0 | - | 4.70 | 67,525 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,315 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,572 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,081 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.69 | 107,521 |
| Fastest Growing U.S. Cities | 0 | - | 4.34 | 72,946 |
| Biggest Coastal City by Country | 0 | - | 4.61 | 28,009 |
| Five Biggest Cities by Country | 0 | - | 4.69 | 166,081 |
| Biggest City by Region #2 | 0 | - | 4.43 | 24,725 |
| Biggest Cities by Latitude Range | 0 | - | 4.78 | 27,513 |
| U.S. Cities by Hispanic Population | 0 | - | 4.32 | 38,158 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 60,050 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 79,062 |
| Biggest Cities by Trait #2 | 0 | - | 4.46 | 20,414 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.75 | 43,773 |
| Flags to Largest Cities | 0 | - | 4.54 | 51,088 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.52 | 23,512 |
| Biggest Cities in Brazil | 0 | - | 4.56 | 52,922 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 39,128 |
| Biggest Cities in New Zealand | 0 | - | 4.57 | 24,144 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.43 | 109,608 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.42 | 93,788 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 36,054 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 34,984 |
| Biggest World Cities A-Z | 0 | - | 4.62 | 222,323 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,440,229 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,919 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,363 |
| Countries with Megacities | 0 | - | 4.99 | 249,114 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,218 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,588 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,550 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,558 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.29 | 115,900 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.48 | 63,315 |
| Biggest Cities Near a Border | 0 | - | 4.22 | 31,827 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.47 | 31,064 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 40,881 |
| Biggest Cities Starting With B | 0 | - | 4.34 | 162,223 |
| Biggest Cities Starting With C | 0 | - | 4.11 | 104,997 |
| Biggest Cities Starting With K | 0 | - | 4.31 | 86,840 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 126,118 |
| Biggest Cities Starting With T | 0 | - | 4.29 | 127,806 |
| James Bond Countries Visited Map | 0 | - | 4.99 | 63,887 |
| Biggest Cities in the Sun Belt on a Map | 0 | - | 4.68 | 23,512 |
| Largest World Cities With Four Letters | 0 | - | 4.36 | 51,000 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.38 | 31,950 |
| Cities in European Economic Areas on a Map | 0 | - | 4.69 | 17,319 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.44 | 14,596 |
| Biggest U.S. Cities A-Z | 0 | - | 4.69 | 138,991 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 79,914 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,439 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,305 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,951 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,364 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,106 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,117 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,661 |
| Jewish Cities Quiz | 0 | - | 4.34 | 61,735 |
| The Most Populous U.S. City by Category | 0 | - | 4.37 | 22,312 |
| Saint Lucia Country Quiz | 0 | - | 4.65 | 17,998 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.36 | 101,772 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.16 | 106,771 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.16 | 85,256 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.17 | 80,308 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.39 | 33,512 |
| Biggest U.S. Cities Starting with P | 0 | - | 4.04 | 67,336 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.28 | 73,265 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.37 | 81,491 |
| Biggest Cities in California | 0 | - | 4.35 | 139,551 |
| Biggest Cities in Florida | 0 | - | 4.23 | 71,941 |
| Biggest Cities in New York State | 0 | - | 4.32 | 59,527 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 45,291 |
| Biggest Cities in Colorado | 0 | - | 4.05 | 32,179 |
| Biggest Cities in Ohio | 0 | - | 4.38 | 48,660 |
| Biggest Cities in Texas | 0 | - | 4.29 | 119,101 |
| Biggest Cities in Wisconsin | 0 | - | 4.46 | 25,119 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,371 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,914 |
