| Biggest Cities in Sweden | 0 | - | 4.83 | 37,003 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.89 | 74,710 |
| Biggest Cities in Germany | 0 | - | 4.95 | 260,866 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.97 | 197,444 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 301,482 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.89 | 96,160 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.82 | 43,669 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 50,553 |
| Biggest Cities in France - Extreme | 0 | - | 4.88 | 42,987 |
| Biggest Cities in the World | 0 | - | 4.89 | 678,722 |
| Biggest Cities in Asia | 0 | - | 4.94 | 95,021 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 42,948 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.93 | 41,134 |
| Biggest Cities in Europe | 0 | - | 4.75 | 457,741 |
| Biggest City by Time Zone | 0 | - | 4.83 | 53,436 |
| Biggest City in Every Country | 0 | - | 4.97 | 77,593 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 167,353 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 90,840 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 94,533 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 61,037 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.85 | 70,211 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 108,335 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 367,374 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 64,235 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 42,013 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 59,061 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 54,420 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 104,996 |
| Biggest Cities in the United States | 0 | - | 4.92 | 808,492 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 320,831 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 130,670 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 90,823 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 508,855 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 68,895 |
| 500 Biggest US Cities | 0 | - | 4.85 | 96,302 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.76 | 63,450 |
| Cities of China (With Some Help) | 0 | - | 4.86 | 27,996 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.87 | 108,175 |
| Biggest Cities by Language | 0 | - | 4.95 | 212,447 |
| Biggest English Cities by Century | 0 | - | 4.89 | 99,003 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 64,496 |
| Most Populous World Capitals | 0 | - | 4.92 | 146,617 |
| Biggest European Cities by Century | 0 | - | 4.97 | 117,735 |
| Megacities on a World Map | 0 | - | 4.98 | 219,128 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 59,410 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 62,737 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 83,017 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 150,045 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 90,404 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.79 | 68,349 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.64 | 36,487 |
| Biggest Cities in Russia | 0 | - | 4.49 | 75,928 |
| Biggest Cities in France | 0 | - | 4.76 | 197,623 |
| Biggest Cities in Spain | 0 | - | 4.50 | 152,235 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 49,683 |
| Biggest Cities in Poland | 0 | - | 4.56 | 47,640 |
| Biggest Cities in the UK | 0 | - | 4.45 | 92,576 |
| Cities of Ireland | 0 | - | 4.43 | 39,445 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 43,260 |
| Biggest Cities in Italy | 0 | - | 4.65 | 215,419 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 153,735 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.90 | 28,366 |
| Megacities on an Empty Map | 0 | - | 4.96 | 86,825 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 63,095 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 67,086 |
| Biggest European Cities by Letter | 0 | - | 4.65 | 118,086 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.59 | 62,729 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 32,536 |
| Largest Cities in Alexander's Empire | 0 | - | 4.56 | 38,491 |
| Biggest Mediterranean Cities | 0 | - | 4.57 | 86,237 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.57 | 35,483 |
| Biggest Urban Areas in the UK | 0 | - | 4.40 | 167,125 |
| Biggest Cities in Japan | 0 | - | 4.66 | 74,898 |
| Biggest Cities in China | 0 | - | 4.64 | 136,945 |
| Biggest Cities in Canada | 0 | - | 4.67 | 119,560 |
| Biggest Cities in Portugal | 0 | - | 4.41 | 18,674 |
| Biggest Cities in India | 0 | - | 4.72 | 61,935 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.44 | 60,001 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 48,044 |
| All Cities in China with Population of 1 Million | 0 | - | 4.77 | 37,869 |
| All Cities in India with Population of 1 Million | 0 | - | 4.79 | 40,462 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.48 | 97,316 |
| Biggest Nordic Cities | 0 | - | 4.37 | 59,529 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 42,882 |
| Biggest City by Region | 0 | - | 4.48 | 33,352 |
| Most Populous 2nd Cities | 0 | - | 4.72 | 53,036 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.96 | 70,275 |
| Largest World Capitals with Exceptions | 0 | - | 4.72 | 50,213 |
| Two Largest Cities by First Two Letters | 0 | - | 4.58 | 67,719 |
| Ten Northernmost Megacities | 0 | - | 4.49 | 46,815 |
| Ten Southernmost Megacities | 0 | - | 4.80 | 45,997 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 22,665 |
| Biggest English-Speaking Cities | 0 | - | 4.42 | 135,713 |
| Biggest City by Island | 0 | - | 4.57 | 45,609 |
| Biggest Cities in History | 0 | - | 4.49 | 79,487 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 67,679 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.49 | 55,519 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.50 | 39,876 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 40,060 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 33,787 |
| Largest Nordic Cities on a Map | 0 | - | 4.72 | 22,812 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.80 | 51,765 |
| Biggest World Cities in 1850 | 0 | - | 4.58 | 64,297 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.45 | 28,371 |
| Biggest Cities Starting With A | 0 | - | 4.55 | 111,133 |
| Biggest Cities Starting With D | 0 | - | 4.48 | 106,208 |
| Biggest Cities Starting With H | 0 | - | 4.53 | 96,776 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 109,601 |
| Biggest Cities Starting With M | 0 | - | 4.50 | 127,565 |
| Biggest Cities Starting With P | 0 | - | 4.47 | 113,550 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 43,050 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.79 | 64,646 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.43 | 61,272 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.46 | 37,634 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.70 | 56,004 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.71 | 74,136 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.79 | 42,364 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.41 | 12,974 |
| Biggest Cities in Mexico | 0 | - | 4.54 | 28,787 |
| Biggest U.S. Cities A-Z | 0 | - | 4.59 | 121,674 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 136,156 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.95 | 108,840 |
| Fastest Growing U.S. Cities | 0 | - | 4.36 | 69,932 |
| Second Biggest Cities Quiz | 0 | - | 4.25 | 38,845 |
| Biggest Coastal City by Country | 0 | - | 4.59 | 26,964 |
| Biggest City by Region #2 | 0 | - | 4.45 | 22,947 |
| Biggest Cities by Latitude | 0 | - | 4.76 | 26,133 |
| Northernmost Major City by Country | 0 | - | 4.55 | 30,675 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.45 | 28,583 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.47 | 20,532 |
| Saint Lucia Country Quiz | 0 | - | 4.66 | 16,144 |
| Biggest Cities in North Carolina | 0 | - | 4.66 | 31,733 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,301,988 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 347,514 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.79 | 98,475 |
| Five Biggest Cities by Country | 0 | - | 4.66 | 151,082 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 36,822 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.24 | 89,204 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 52,379 |
| Biggest Cities in the World - 2100 | 0 | - | 4.29 | 80,195 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 24,327 |
| Biggest Cities in Turkey on a Map | 0 | - | 4.20 | 16,793 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 39,748 |
| Biggest World Cities A-Z | 0 | - | 4.55 | 192,219 |
| Biggest Cities Starting With B | 0 | - | 4.35 | 146,913 |
| Biggest Cities Starting With C | 0 | - | 4.07 | 96,199 |
| Biggest Cities Starting With K | 0 | - | 4.29 | 78,240 |
| Biggest Cities Starting With S | 0 | - | 4.39 | 113,841 |
| Biggest Cities Starting With T | 0 | - | 4.30 | 115,399 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 124,127 |
| Countries with Megacities | 0 | - | 4.99 | 194,717 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 169,446 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 96,848 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 93,671 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 62,690 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 245,029 |
| Biggest Trading Partners - UK | 0 | - | 4.86 | 56,333 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 116,282 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 65,348 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 243,414 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 108,227 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 89,488 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.93 | 64,403 |
| Countries by Population Range - Tile Select | 0 | - | 4.86 | 50,006 |
| Jewish Cities Quiz | 0 | - | 4.31 | 59,078 |
| U.S. Cities by Hispanic Population | 0 | - | 4.26 | 24,448 |
| Biggest Cities by Trait #2 | 0 | - | 4.37 | 14,070 |
| Flags to Largest Cities | 0 | - | 4.57 | 30,797 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.36 | 82,838 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.36 | 69,335 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.28 | 77,650 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 83,300 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.15 | 65,755 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.23 | 61,509 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.22 | 59,778 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.27 | 67,186 |
| Biggest Cities in Washington State | 0 | - | 4.43 | 27,758 |
| Biggest Cities in California | 0 | - | 4.35 | 129,759 |
| Biggest Cities in Florida | 0 | - | 4.19 | 67,052 |
| Biggest Cities in New York State | 0 | - | 4.29 | 55,541 |
| Biggest Cities in Pennsylvania | 0 | - | 4.14 | 42,506 |
| Biggest Cities in Ohio | 0 | - | 4.36 | 45,500 |
| Biggest Cities in Texas | 0 | - | 4.26 | 110,852 |
| Biggest Cities in Wisconsin | 0 | - | 4.45 | 23,238 |
| Countries of Europe by Population | 0 | - | 4.98 | 124,562 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 203,406 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 159,413 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 155,999 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.90 | 79,929 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.89 | 84,126 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 144,870 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.97 | 63,808 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 78,268 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 95,622 |
| Countries with the Most People Bordering Them | 0 | - | 4.95 | 74,453 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 92,582 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 64,441 |
| Biggest Cities Near a Border | 0 | - | 4.20 | 27,843 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.40 | 29,840 |
| Cities in Squares on a Map - North America | 0 | - | 4.36 | 19,205 |
