| Biggest Cities in Asia | 0 | - | 4.95 | 118,035 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,392 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,609 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 119,197 |
| Biggest Cities in the World | 0 | - | 4.91 | 804,813 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 348,351 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,469 |
| Cities of China (With Some Help) | 0 | - | 4.91 | 31,756 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 420,316 |
| Biggest Cities in the United States | 0 | - | 4.94 | 986,017 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 367,819 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,861 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,826 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 227,177 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,352 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 149,644 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,691 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 225,587 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,188 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,883 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,564 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 116,329 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.92 | 70,633 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 65,153 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,319 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 132,156 |
| All Cities in China with Population of 1 Million | 0 | - | 4.82 | 46,508 |
| All Cities in India with Population of 1 Million | 0 | - | 4.84 | 47,971 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,494 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,557 |
| Biggest European Cities by Letter | 0 | - | 4.55 | 126,995 |
| Largest City by Island | 0 | - | 4.87 | 72,387 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,379 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,620 |
| Biggest European Cities by Century | 0 | - | 4.99 | 146,081 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 159,983 |
| Megacities on a World Map | 0 | - | 4.98 | 256,651 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,936 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 581,530 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,725 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,589 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,377 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,384 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,051 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,847 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 116,079 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,573 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,912 |
| Biggest Cities in Europe | 0 | - | 4.73 | 548,802 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 56,484 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 127,304 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 57,359 |
| Megacities on an Empty Map | 0 | - | 4.97 | 119,113 |
| Biggest Cities in Germany | 0 | - | 4.95 | 295,017 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.89 | 97,222 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,426 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 99,896 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 117,372 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,281 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,948 |
| Biggest English Cities by Century | 0 | - | 4.91 | 106,961 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.74 | 73,741 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 91,458 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.70 | 68,069 |
| Biggest Cities in Japan | 0 | - | 4.68 | 83,463 |
| Biggest Cities in China | 0 | - | 4.53 | 159,746 |
| Biggest Cities in India | 0 | - | 4.64 | 68,028 |
| Biggest Cities Once in the Roman Empire | 0 | - | 4.81 | 76,089 |
| Biggest Cities in Latin America | 0 | - | 4.48 | 64,957 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 60,049 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,636 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,137 |
| Biggest City by Region | 0 | - | 4.50 | 36,374 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,313 |
| Biggest Cities by Latitude Range | 0 | - | 4.80 | 32,613 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,299 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,429 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,521 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.75 | 43,915 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,555 |
| Biggest English-Speaking Cities | 0 | - | 4.45 | 165,730 |
| Biggest Cities in History | 0 | - | 4.52 | 90,544 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 78,899 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.56 | 65,565 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 84,850 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 47,074 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.43 | 92,045 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.54 | 43,590 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 44,154 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 36,990 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 40,517 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,671 |
| Biggest Cities in the Blue Banana | 0 | - | 4.57 | 36,640 |
| Biggest Cities in Australia on a Map | 0 | - | 4.62 | 38,161 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 42,181 |
| Biggest Cities Starting With A | 0 | - | 4.62 | 125,086 |
| Biggest Cities Starting With D | 0 | - | 4.52 | 117,126 |
| Biggest Cities Starting With H | 0 | - | 4.54 | 109,912 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 123,527 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 144,014 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 127,668 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.46 | 73,321 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.41 | 49,036 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 51,726 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.61 | 44,537 |
| Largest Nordic Cities on a Map | 0 | - | 4.78 | 37,353 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 32,357 |
| Biggest Urban Areas in the UK | 0 | - | 4.43 | 176,673 |
| Biggest Cities in Russia | 0 | - | 4.49 | 82,729 |
| Biggest Cities in France | 0 | - | 4.70 | 225,176 |
| Biggest Cities in Spain | 0 | - | 4.64 | 172,048 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 56,249 |
| Biggest Cities in Poland | 0 | - | 4.62 | 54,248 |
| Biggest Cities in the UK | 0 | - | 4.48 | 105,748 |
| Biggest Cities in Canada | 0 | - | 4.54 | 133,432 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 47,434 |
| Biggest Cities in Italy | 0 | - | 4.77 | 242,244 |
| Biggest U.S. Cities A-Z | 0 | - | 4.69 | 139,562 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,880 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,910 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 334,842 |
| Fastest Growing U.S. Cities | 0 | - | 4.35 | 73,167 |
| Biggest Coastal City by Country | 0 | - | 4.61 | 28,133 |
| Biggest City by Region #2 | 0 | - | 4.43 | 24,902 |
| Biggest Cities by Trait #2 | 0 | - | 4.47 | 20,876 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.64 | 108,111 |
| Biggest Nordic Cities | 0 | - | 4.36 | 61,686 |
| Five Biggest Cities by Country | 0 | - | 4.70 | 167,246 |
| U.S. Cities by Hispanic Population | 0 | - | 4.32 | 38,521 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 60,447 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 79,500 |
| Flags to Largest Cities | 0 | - | 4.54 | 51,774 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.52 | 23,730 |
| Biggest Cities in Brazil | 0 | - | 4.57 | 53,395 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 39,545 |
| Biggest Cities in New Zealand | 0 | - | 4.57 | 24,253 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.43 | 110,526 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.42 | 94,488 |
| Biggest World Cities A-Z | 0 | - | 4.63 | 224,022 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,453,033 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,199 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,957 |
| Countries with Megacities | 0 | - | 4.99 | 266,726 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,652 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,000 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,966 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,125 |
| Biggest Axis-Controlled Cities | 0 | - | 4.44 | 49,011 |
| Largest Cities in Alexander's Empire | 0 | - | 4.58 | 40,032 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.30 | 118,288 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.48 | 63,568 |
| Biggest Cities Near a Border | 0 | - | 4.22 | 32,078 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 25,905 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.47 | 31,365 |
| Cities of Ireland | 0 | - | 4.51 | 50,882 |
| Biggest Cities in Portugal | 0 | - | 4.43 | 21,159 |
| Biggest Cities in Turkey on a Map | 0 | - | 4.26 | 20,721 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 36,425 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.31 | 40,981 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 35,231 |
| Biggest Cities Starting With B | 0 | - | 4.34 | 163,738 |
| Biggest Cities Starting With C | 0 | - | 4.11 | 105,761 |
| Biggest Cities Starting With K | 0 | - | 4.31 | 87,471 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 127,294 |
| Biggest Cities Starting With T | 0 | - | 4.29 | 128,787 |
| Biggest Cities in the Sun Belt on a Map | 0 | - | 4.68 | 23,816 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,380 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,263 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,894 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,580 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,851 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 94,141 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,539 |
| Largest World Cities With Four Letters | 0 | - | 4.39 | 64,473 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.38 | 32,103 |
| Cities in European Economic Areas on a Map | 0 | - | 4.70 | 18,075 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.44 | 14,707 |
| Flags of the Countries that Start with C | 0 | - | 4.88 | 130,610 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 154,543 |
| Flags of the Countries that Start with B | 0 | - | 4.97 | 43,483 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,824 |
| Jewish Cities Quiz | 0 | - | 4.33 | 61,979 |
| The Most Populous U.S. City by Category | 0 | - | 4.37 | 22,468 |
| Saint Lucia Country Quiz | 0 | - | 4.68 | 18,140 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.36 | 102,504 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.16 | 107,725 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.16 | 85,796 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.17 | 80,847 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.39 | 33,895 |
| Biggest U.S. Cities Starting with P | 0 | - | 4.03 | 67,662 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.28 | 73,662 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.37 | 81,880 |
| Biggest Cities in California | 0 | - | 4.35 | 140,338 |
| Biggest Cities in Florida | 0 | - | 4.25 | 72,360 |
| Biggest Cities in New York State | 0 | - | 4.32 | 59,891 |
| Biggest Cities in Pennsylvania | 0 | - | 4.13 | 45,526 |
| Biggest Cities in Colorado | 0 | - | 4.05 | 32,390 |
| Biggest Cities in Arizona | 0 | - | 4.30 | 31,813 |
| Biggest Cities in Ohio | 0 | - | 4.38 | 48,951 |
| Biggest Cities in Texas | 0 | - | 4.29 | 119,619 |
