| 100 Biggest Cities in Italy on a Map | 0 | - | 4.89 | 97,258 |
| Biggest Cities in Germany | 0 | - | 4.95 | 295,049 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 99,927 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 348,405 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 56,492 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 57,372 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 225,614 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 116,353 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,433 |
| Biggest Cities in Italy | 0 | - | 4.77 | 242,265 |
| Biggest Cities in the World | 0 | - | 4.91 | 804,953 |
| Biggest Cities in Asia | 0 | - | 4.95 | 118,055 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,395 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,473 |
| Cities of China (With Some Help) | 0 | - | 4.91 | 31,761 |
| Biggest Cities in Europe | 0 | - | 4.73 | 548,864 |
| Biggest Cities Once in the Roman Empire | 0 | - | 4.81 | 76,098 |
| All Cities in China with Population of 1 Million | 0 | - | 4.82 | 46,516 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,873 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,855 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 227,213 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,378 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 149,701 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,708 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,194 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,630 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 420,376 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,897 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,571 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.92 | 70,649 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 65,162 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,332 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 132,181 |
| Biggest Cities in the United States | 0 | - | 4.94 | 986,191 |
| Biggest Urban Areas in the UK | 0 | - | 4.43 | 176,680 |
| Biggest Cities in France | 0 | - | 4.70 | 225,195 |
| Biggest Cities in Spain | 0 | - | 4.64 | 172,070 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 367,856 |
| Biggest Cities in the UK | 0 | - | 4.48 | 105,765 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,504 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,567 |
| Largest City by Island | 0 | - | 4.87 | 72,401 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,391 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,629 |
| Biggest European Cities by Century | 0 | - | 4.99 | 146,091 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,001 |
| Megacities on a World Map | 0 | - | 4.98 | 256,691 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,954 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 119,210 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 581,604 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,731 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,597 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,419 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,393 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,073 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,862 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 116,112 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,583 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 127,334 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.74 | 73,743 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.70 | 68,105 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,931 |
| Megacities on an Empty Map | 0 | - | 4.97 | 119,123 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.61 | 44,548 |
| Largest Nordic Cities on a Map | 0 | - | 4.78 | 37,358 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 56,258 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 47,436 |
| All Cities in India with Population of 1 Million | 0 | - | 4.84 | 47,977 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 117,602 |
| Biggest European Cities by Letter | 0 | - | 4.55 | 127,000 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.56 | 65,566 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,286 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,953 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 47,076 |
| Biggest Cities in Australia on a Map | 0 | - | 4.62 | 38,161 |
| Cities of Ireland | 0 | - | 4.51 | 50,885 |
| Biggest English Cities by Century | 0 | - | 4.91 | 106,972 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 91,466 |
| Biggest Cities in Russia | 0 | - | 4.49 | 82,733 |
| Biggest Cities in Poland | 0 | - | 4.62 | 54,250 |
| Biggest Cities in China | 0 | - | 4.53 | 159,757 |
| Biggest Cities in Portugal | 0 | - | 4.43 | 21,163 |
| Biggest Cities in Latin America | 0 | - | 4.48 | 64,958 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 60,054 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,638 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,138 |
| Biggest City by Region | 0 | - | 4.50 | 36,379 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,319 |
| Biggest Cities by Latitude Range | 0 | - | 4.80 | 32,632 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,300 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,434 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,527 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,558 |
| Biggest Nordic Cities | 0 | - | 4.36 | 61,686 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 84,859 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.43 | 92,076 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 44,155 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 36,993 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 40,519 |
| Most Populous U.S. Cities as a Percent of Their State | 0 | - | 4.78 | 55,395 |
| Largest Cities once part of the Byzantine Empire | 0 | - | 4.83 | 21,769 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 42,191 |
| Biggest English-Speaking Cities | 0 | - | 4.45 | 165,757 |
| Biggest Cities in History | 0 | - | 4.52 | 90,550 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 78,921 |
| Largest Cities in Alexander's Empire | 0 | - | 4.58 | 40,033 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.54 | 43,597 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 25,906 |
| Colour in the Flag Map by Guessing Cities | 0 | - | 4.92 | 64,995 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,678 |
| Biggest Cities in the Blue Banana | 0 | - | 4.57 | 36,649 |
| Biggest Cities Starting With A | 0 | - | 4.62 | 125,099 |
| Biggest Cities Starting With D | 0 | - | 4.52 | 117,137 |
| Biggest Cities Starting With H | 0 | - | 4.54 | 109,920 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 123,535 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 144,034 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 127,679 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.46 | 73,323 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.41 | 49,037 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 51,728 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 32,358 |
| Biggest Cities in Japan | 0 | - | 4.68 | 83,466 |
| Biggest Cities in Canada | 0 | - | 4.54 | 133,440 |
| Biggest Cities in India | 0 | - | 4.64 | 68,032 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,897 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,925 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 334,919 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.64 | 108,119 |
| Fastest Growing U.S. Cities | 0 | - | 4.35 | 73,169 |
| Biggest Coastal City by Country | 0 | - | 4.61 | 28,133 |
| Five Biggest Cities by Country | 0 | - | 4.70 | 167,264 |
| Biggest City by Region #2 | 0 | - | 4.43 | 24,906 |
| U.S. Cities by Hispanic Population | 0 | - | 4.32 | 38,526 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 60,451 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 79,505 |
| Biggest Cities by Trait #2 | 0 | - | 4.47 | 20,881 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.75 | 43,917 |
| Flags to Largest Cities | 0 | - | 4.54 | 51,783 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.52 | 23,731 |
| Biggest Cities in Brazil | 0 | - | 4.57 | 53,398 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 39,547 |
| Biggest Cities in New Zealand | 0 | - | 4.57 | 24,254 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.43 | 110,531 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.42 | 94,493 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 36,429 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 35,232 |
| Biggest World Cities A-Z | 0 | - | 4.63 | 224,050 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,453,227 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,253 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,989 |
| Countries with Megacities | 0 | - | 4.99 | 266,785 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,685 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,022 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,994 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,143 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.30 | 118,315 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.48 | 63,570 |
| Biggest Cities Near a Border | 0 | - | 4.22 | 32,083 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.47 | 31,368 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.31 | 40,983 |
| Biggest Cities Starting With B | 0 | - | 4.34 | 163,748 |
| Biggest Cities Starting With C | 0 | - | 4.11 | 105,768 |
| Biggest Cities Starting With K | 0 | - | 4.31 | 87,474 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 127,303 |
| Biggest Cities Starting With T | 0 | - | 4.29 | 128,792 |
| James Bond Countries Visited Map | 0 | - | 4.99 | 64,700 |
| Biggest Cities in the Sun Belt on a Map | 0 | - | 4.68 | 23,818 |
| Largest World Cities With Four Letters | 0 | - | 4.39 | 64,481 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.38 | 32,105 |
| Cities in European Economic Areas on a Map | 0 | - | 4.70 | 18,086 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.44 | 14,708 |
| Biggest U.S. Cities A-Z | 0 | - | 4.69 | 139,573 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,908 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,392 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,275 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,917 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,594 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,859 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 94,158 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,552 |
| Jewish Cities Quiz | 0 | - | 4.33 | 61,980 |
| The Most Populous U.S. City by Category | 0 | - | 4.37 | 22,470 |
| Saint Lucia Country Quiz | 0 | - | 4.68 | 18,140 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.36 | 102,512 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.16 | 107,736 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.16 | 85,798 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.17 | 80,848 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.39 | 33,898 |
| Biggest U.S. Cities Starting with P | 0 | - | 4.03 | 67,663 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.28 | 73,666 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.37 | 81,884 |
| Biggest Cities in California | 0 | - | 4.35 | 140,355 |
| Biggest Cities in Florida | 0 | - | 4.25 | 72,366 |
| Biggest Cities in New York State | 0 | - | 4.32 | 59,895 |
| Biggest Cities in Pennsylvania | 0 | - | 4.13 | 45,529 |
| Biggest Cities in Colorado | 0 | - | 4.05 | 32,395 |
| Biggest Cities in Arizona | 0 | - | 4.30 | 31,822 |
| Biggest Cities in Ohio | 0 | - | 4.38 | 48,954 |
| Biggest Cities in Texas | 0 | - | 4.29 | 119,636 |
| Biggest Cities in Wisconsin | 0 | - | 4.46 | 25,279 |
