| Biggest Cities in Germany - Extreme | 0 | - | 4.84 | 44,482 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.88 | 51,334 |
| Biggest Cities in France - Extreme | 0 | - | 4.89 | 44,905 |
| Biggest Cities in Germany | 0 | - | 4.95 | 266,396 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.97 | 202,115 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 307,845 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.89 | 99,262 |
| Biggest Cities in the World | 0 | - | 4.90 | 696,942 |
| Biggest Cities in Asia | 0 | - | 4.94 | 97,252 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 44,120 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.93 | 42,600 |
| Biggest Cities in Europe | 0 | - | 4.75 | 471,003 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 375,947 |
| Biggest Cities in the United States | 0 | - | 4.93 | 843,656 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 337,260 |
| Biggest City by Time Zone | 0 | - | 4.84 | 55,385 |
| Biggest City in Every Country | 0 | - | 4.98 | 80,469 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 172,642 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 93,420 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 98,560 |
| Biggest Cities with Exceptions | 0 | - | 4.91 | 66,143 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.84 | 72,742 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 121,893 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.95 | 66,346 |
| Biggest Cities in Deserts | 0 | - | 4.94 | 42,793 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 60,455 |
| Ten Southernmost Megacities | 0 | - | 4.81 | 46,769 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 56,174 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 108,481 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 50,861 |
| Biggest Cities in Sweden | 0 | - | 4.84 | 37,649 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.89 | 78,239 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.87 | 109,762 |
| Biggest Cities by Language | 0 | - | 4.95 | 215,637 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 65,194 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.65 | 63,194 |
| Most Populous World Capitals | 0 | - | 4.93 | 149,809 |
| Biggest European Cities by Century | 0 | - | 4.98 | 119,892 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 142,951 |
| Megacities on a World Map | 0 | - | 4.98 | 222,857 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 104,219 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 519,796 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 60,509 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 64,209 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 70,447 |
| 500 Biggest US Cities | 0 | - | 4.88 | 99,995 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.82 | 53,363 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 85,799 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 152,552 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.78 | 69,321 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.63 | 37,354 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 155,963 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 93,174 |
| Megacities on an Empty Map | 0 | - | 4.95 | 88,357 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.58 | 36,785 |
| Biggest Cities in France | 0 | - | 4.76 | 201,800 |
| Biggest Cities in Spain | 0 | - | 4.55 | 155,376 |
| Biggest Cities in the UK | 0 | - | 4.46 | 94,591 |
| Cities of Ireland | 0 | - | 4.43 | 40,120 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 43,925 |
| Biggest Cities in Italy | 0 | - | 4.66 | 219,887 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.91 | 29,934 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 64,214 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 68,350 |
| Biggest European Cities by Letter | 0 | - | 4.66 | 119,926 |
| Biggest Nordic Cities | 0 | - | 4.38 | 59,828 |
| Cities of China (With Some Help) | 0 | - | 4.87 | 28,512 |
| Biggest English Cities by Century | 0 | - | 4.90 | 100,212 |
| Biggest Mediterranean Cities | 0 | - | 4.57 | 87,100 |
| Largest Nordic Cities on a Map | 0 | - | 4.79 | 23,843 |
| Biggest Urban Areas in the UK | 0 | - | 4.40 | 168,597 |
| Biggest Cities in Russia | 0 | - | 4.49 | 77,358 |
| Biggest Cities in Poland | 0 | - | 4.57 | 48,703 |
| Biggest Cities in Portugal | 0 | - | 4.42 | 19,020 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.45 | 60,832 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 98,121 |
| Biggest Cities by Trait #1 | 0 | - | 4.45 | 43,256 |
| Biggest City by Region | 0 | - | 4.50 | 33,935 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 53,784 |
| Largest World Capitals with Exceptions | 0 | - | 4.72 | 50,563 |
| Two Largest Cities by First Two Letters | 0 | - | 4.58 | 77,536 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 47,275 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.75 | 65,936 |
| Biggest English-Speaking Cities | 0 | - | 4.42 | 136,852 |
| Biggest City by Island | 0 | - | 4.57 | 45,990 |
| Biggest Cities in History | 0 | - | 4.50 | 81,419 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 68,343 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.97 | 78,602 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.50 | 62,531 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.50 | 40,411 |
| U.S. States by Second Most Populous City | 0 | - | 4.43 | 40,678 |
| Biggest "Saint" Cities - United States | 0 | - | 4.47 | 34,259 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.45 | 37,161 |
| Biggest World Cities in 1850 | 0 | - | 4.63 | 64,934 |
| Biggest Cities in Australia on a Map | 0 | - | 4.62 | 33,415 |
| Biggest Cities Starting With A | 0 | - | 4.55 | 113,414 |
| Biggest Cities Starting With D | 0 | - | 4.49 | 107,651 |
| Biggest Cities Starting With H | 0 | - | 4.57 | 98,698 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 111,585 |
| Biggest Cities Starting With M | 0 | - | 4.50 | 130,057 |
| Biggest Cities Starting With P | 0 | - | 4.47 | 115,726 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 61,882 |
| Largest Cities in Alexander's Empire | 0 | - | 4.56 | 38,727 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.50 | 41,157 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 24,587 |
| Biggest Cities in Japan | 0 | - | 4.65 | 76,200 |
| Biggest Cities in China | 0 | - | 4.57 | 140,604 |
| Biggest Cities in Canada | 0 | - | 4.66 | 121,762 |
| Biggest Cities in India | 0 | - | 4.71 | 62,975 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 138,945 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 110,974 |
| Fastest Growing U.S. Cities | 0 | - | 4.36 | 70,507 |
| Second Biggest Cities Quiz | 0 | - | 4.25 | 39,132 |
| Biggest Coastal City by Country | 0 | - | 4.60 | 27,095 |
| Biggest City by Region #2 | 0 | - | 4.46 | 23,297 |
| Biggest Cities by Latitude | 0 | - | 4.76 | 26,370 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 43,440 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.79 | 65,400 |
| Northernmost Major City by Country | 0 | - | 4.56 | 31,103 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.79 | 100,234 |
| Five Biggest Cities by Country | 0 | - | 4.66 | 154,093 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 56,675 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.70 | 74,999 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.78 | 42,601 |
| Flags to Largest Cities | 0 | - | 4.54 | 32,646 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.48 | 21,028 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 48,920 |
| Biggest Cities in Mexico | 0 | - | 4.50 | 34,675 |
| All Cities in China with Population of 1 Million | 0 | - | 4.79 | 39,216 |
| All Cities in India with Population of 1 Million | 0 | - | 4.79 | 41,478 |
| Biggest Cities in New Zealand | 0 | - | 4.57 | 22,918 |
| Biggest World Cities A-Z | 0 | - | 4.57 | 204,814 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 77,206 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,322,620 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 352,144 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 127,997 |
| Countries with Megacities | 0 | - | 4.99 | 200,345 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 173,857 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 99,220 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 97,351 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 65,211 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 251,214 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.38 | 37,673 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.23 | 93,897 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 52,859 |
| Biggest Cities in the World - 2100 | 0 | - | 4.29 | 82,429 |
| Cities on Interstate 90 on a Map | 0 | - | 4.43 | 28,875 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.46 | 28,770 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 39,913 |
| Biggest Cities in North Carolina | 0 | - | 4.66 | 32,342 |
| Biggest Cities Starting With B | 0 | - | 4.36 | 149,638 |
| Biggest Cities Starting With C | 0 | - | 4.07 | 97,677 |
| Biggest Cities Starting With K | 0 | - | 4.30 | 79,444 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 115,831 |
| Biggest Cities Starting With T | 0 | - | 4.30 | 117,257 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 223,600 |
| James Bond Countries Visited Map | 0 | - | 4.99 | 55,620 |
| Biggest Cities in the Sun Belt on a Map | 0 | - | 4.77 | 19,447 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 117,701 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.94 | 66,987 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 247,171 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 110,029 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 103,982 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.94 | 71,650 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 51,066 |
| Biggest Cities by Trait #2 | 0 | - | 4.38 | 14,285 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.41 | 13,266 |
| Jewish Cities Quiz | 0 | - | 4.31 | 59,442 |
| U.S. Cities by Hispanic Population | 0 | - | 4.27 | 24,672 |
| The Most Populous U.S. City by Category | 0 | - | 4.31 | 20,577 |
| Saint Lucia Country Quiz | 0 | - | 4.66 | 16,484 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.40 | 88,847 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.39 | 74,865 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.32 | 83,126 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.08 | 88,928 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.15 | 70,740 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.22 | 66,274 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.23 | 60,882 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.27 | 68,223 |
| Biggest U.S. Cities A-Z | 0 | - | 4.72 | 132,408 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 30,170 |
| Biggest Cities in California | 0 | - | 4.35 | 131,411 |
| Biggest Cities in Florida | 0 | - | 4.20 | 67,909 |
| Biggest Cities in New York State | 0 | - | 4.29 | 56,275 |
| Biggest Cities in Pennsylvania | 0 | - | 4.14 | 43,032 |
| Biggest Cities in Ohio | 0 | - | 4.37 | 46,111 |
| Biggest Cities in Texas | 0 | - | 4.26 | 112,109 |
| Biggest Cities in Wisconsin | 0 | - | 4.45 | 23,625 |
| Countries of Europe by Population | 0 | - | 4.98 | 129,888 |
| Most Populous Countries by Year | 0 | - | 4.81 | 95,006 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 79,126 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 97,756 |
| Countries with the Most People Bordering Them | 0 | - | 4.97 | 82,876 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.98 | 94,482 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 72,113 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 86,564 |
| Biggest Cities Near a Border | 0 | - | 4.20 | 28,988 |
| Cities in Squares on a Map - North America | 0 | - | 4.36 | 19,624 |
| Biggest Cities in Turkey on a Map | 0 | - | 4.21 | 17,408 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 206,851 |
