| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,074 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,251 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,620 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,556 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 36,153 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 344,927 |
| Biggest Cities in the World | 0 | - | 4.91 | 797,063 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,702 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,913 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,831 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,983 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,564 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 416,627 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,035 |
| Biggest Cities in the United States | 0 | - | 4.94 | 976,149 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,640 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,570 |
| Biggest City in Every Country | 0 | - | 4.98 | 100,047 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 224,337 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,992 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 133,052 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,474 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,262 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,558 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,731 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,825 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 62,701 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,425 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,926 |
| Biggest Cities in California | 0 | - | 4.35 | 139,736 |
| Biggest Cities in Florida | 0 | - | 4.24 | 72,046 |
| Biggest Cities in New York State | 0 | - | 4.32 | 59,605 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 45,363 |
| Biggest Cities in Colorado | 0 | - | 4.05 | 32,223 |
| Biggest Cities in Ohio | 0 | - | 4.38 | 48,727 |
| Biggest Cities in Texas | 0 | - | 4.29 | 119,242 |
| Biggest Cities in Wisconsin | 0 | - | 4.46 | 25,162 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,095 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 118,185 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 577,221 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,071 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,097 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,088 |
| Largest City by Island | 0 | - | 4.87 | 71,719 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,815 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,726 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,288 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 55,981 |
| Megacities on a World Map | 0 | - | 4.98 | 253,593 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 125,733 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,238 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,748 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 56,551 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,296 |
| Biggest Cities in Germany | 0 | - | 4.95 | 293,064 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,121 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,939 |
| Biggest Cities in Europe | 0 | - | 4.73 | 545,622 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,165 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 95,720 |
| All Cities in China with Population of 1 Million | 0 | - | 4.81 | 45,960 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,149 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 98,409 |
| All Cities in India with Population of 1 Million | 0 | - | 4.83 | 47,489 |
| Cities of China (With Some Help) | 0 | - | 4.90 | 31,508 |
| Biggest Cities in New Jersey | 0 | - | 4.12 | 27,251 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 25,138 |
| Biggest Cities in Oregon | 0 | - | 4.11 | 20,703 |
| Biggest Cities in Alaska | 0 | - | 4.29 | 25,858 |
| Biggest Cities in Arizona | 0 | - | 4.30 | 31,599 |
| Biggest Cities in Illinois | 0 | - | 4.36 | 26,896 |
| Biggest Cities in Louisiana | 0 | - | 4.17 | 19,964 |
| Biggest Cities in Massachusetts | 0 | - | 4.39 | 30,552 |
| Biggest Cities in Michigan | 0 | - | 3.98 | 34,164 |
| Biggest Cities in Missouri | 0 | - | 4.25 | 17,397 |
| Biggest Cities in Tennessee | 0 | - | 4.26 | 20,871 |
| Biggest Cities in Indiana | 0 | - | 4.24 | 26,995 |
| Biggest English Cities by Century | 0 | - | 4.90 | 106,184 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,812 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,429 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.47 | 84,851 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 43,917 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 36,783 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 40,347 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 73,032 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.41 | 48,763 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 51,487 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.73 | 73,406 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 91,248 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.70 | 64,990 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 32,125 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 60,131 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 79,176 |
| Biggest Cities in Latin America | 0 | - | 4.48 | 64,690 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,430 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,053 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,927 |
| Biggest City by Region | 0 | - | 4.50 | 36,131 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,061 |
| U.S. Cities by Hispanic Population | 0 | - | 4.32 | 38,259 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 84,369 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,159 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,334 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,178 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,377 |
| Biggest English-Speaking Cities | 0 | - | 4.44 | 152,428 |
| Biggest European Cities by Letter | 0 | - | 4.54 | 126,570 |
| Biggest Cities in History | 0 | - | 4.52 | 90,036 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 76,505 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.56 | 65,455 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,958 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.53 | 43,364 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.30 | 116,458 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.48 | 63,377 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.59 | 43,890 |
| Largest Nordic Cities on a Map | 0 | - | 4.77 | 37,033 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,408 |
| Biggest Urban Areas in the UK | 0 | - | 4.42 | 176,216 |
| Biggest Cities in Japan | 0 | - | 4.69 | 82,949 |
| Biggest Cities in Russia | 0 | - | 4.49 | 82,328 |
| Biggest Cities in France | 0 | - | 4.70 | 223,665 |
| Biggest Cities in Spain | 0 | - | 4.63 | 170,917 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 55,913 |
| Biggest Cities in Poland | 0 | - | 4.63 | 53,812 |
| Biggest Cities in the UK | 0 | - | 4.48 | 105,093 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 37,843 |
| Biggest Cities in China | 0 | - | 4.52 | 158,300 |
| Biggest Cities in Canada | 0 | - | 4.54 | 132,713 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 47,171 |
| Biggest Cities in India | 0 | - | 4.64 | 67,682 |
| Biggest Cities in Italy | 0 | - | 4.77 | 240,811 |
| Biggest Cities in Georgia | 0 | - | 3.96 | 23,874 |
| Biggest Cities Starting With A | 0 | - | 4.62 | 124,146 |
| Biggest Cities Starting With D | 0 | - | 4.52 | 116,476 |
| Biggest Cities Starting With H | 0 | - | 4.54 | 109,232 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 122,548 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 143,148 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 126,914 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.75 | 43,804 |
| Biggest Cities in Brazil | 0 | - | 4.56 | 53,034 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 39,267 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,201 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.70 | 107,668 |
| Fastest Growing U.S. Cities | 0 | - | 4.35 | 73,010 |
| Biggest Nordic Cities | 0 | - | 4.36 | 61,557 |
| Biggest Coastal City by Country | 0 | - | 4.61 | 28,039 |
| Five Biggest Cities by Country | 0 | - | 4.69 | 166,393 |
| Biggest City by Region #2 | 0 | - | 4.43 | 24,761 |
| Biggest Cities by Latitude Range | 0 | - | 4.78 | 27,541 |
| Biggest Cities by Trait #2 | 0 | - | 4.47 | 20,544 |
| Flags to Largest Cities | 0 | - | 4.54 | 51,272 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.52 | 23,570 |
| The Most Populous U.S. City by Category | 0 | - | 4.37 | 22,359 |
| Cities of Ireland | 0 | - | 4.51 | 50,577 |
| Biggest Cities in New Zealand | 0 | - | 4.57 | 24,179 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.43 | 109,919 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.42 | 94,029 |
| Biggest World Cities A-Z | 0 | - | 4.63 | 222,787 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,652 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,818 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,710 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,953 |
| Biggest Cities Once in the Roman Empire | 0 | - | 4.78 | 68,773 |
| Largest Cities in Alexander's Empire | 0 | - | 4.58 | 39,931 |
| Biggest Cities Near a Border | 0 | - | 4.22 | 31,879 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 25,819 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.47 | 31,144 |
| Biggest Cities in Portugal | 0 | - | 4.43 | 20,953 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 40,913 |
| Biggest Cities Starting With B | 0 | - | 4.34 | 162,534 |
| Biggest Cities Starting With C | 0 | - | 4.11 | 105,177 |
| Biggest Cities Starting With K | 0 | - | 4.31 | 86,991 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 126,394 |
| Biggest Cities Starting With T | 0 | - | 4.29 | 128,083 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,100 |
| Countries with Megacities | 0 | - | 4.99 | 261,115 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,957 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,036 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,233 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,052 |
| Largest World Cities With Four Letters | 0 | - | 4.36 | 54,492 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.38 | 31,992 |
| Biggest Cities in the Confederate States in 1860 | 0 | - | 4.41 | 23,622 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.44 | 14,613 |
| Saint Lucia Country Quiz | 0 | - | 4.65 | 18,044 |
| Biggest U.S. Cities A-Z | 0 | - | 4.69 | 139,145 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,760 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,581 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,281 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,478 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,432 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,712 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,297 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,397 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,515 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,267 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,748 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,003 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,192 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,840 |
