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| 4,914 | Every Country the USA has been at war with |
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| 4,837 | Colonize the World by Guessing Countries |
| 4,836 | WWII Battles: Allied or Axis Victory? Click Quiz |
| 4,830 | Top 100 in the Line of Succession to the British Throne |
| 4,830 | Newest Countries A-Z |
| 4,817 | Country by Photo of its Leader #2 |
| 4,816 | Name that Historical Figure #7 |
| 4,800 | Click Chain #23 - World War I+ |
| 4,800 | History of England |
| 4,804 | U.S. Presidents in Chronological Order |
| 4,764 | Countries That Have Gained Independence From Spain |
| 4,762 | European Countries in 1950 |
| 4,755 | 40 More Historical People (Everyone Should Know) |
| 4,750 | Countries That Have Controlled The Falklands |
| 4,742 | Biggest Cities in the World by Century |
| 4,736 | Countries Occupying France after the Napoleonic Wars with a Map |
| 4,705 | Modern day countries of French colonial empire on a Map |
| 4,698 | Five Most Populated Countries in 1950 by Continent |
| 4,693 | Geography - The Roman Empire today |
| 4,654 | 20 Biggest U.S. Cities by Decade |
| 4,649 | Modern-Day Countries of the Turkic Khaganate with a Map |
| 4,633 | The Preamble to the US Constitution |
| 4,628 | U.S presidents quiz |
| 4,621 | Kings and Queens of England |
| 4,598 | All Communist Countries Ever! |
| 4,602 | Subdivisions of the Spanish Empire in 1572 with a Map |
| 4,590 | Modern-Day Countries of the Kalmar Union on a Map |
| 4,584 | 20 Greatest Battles in British History |
| 4,571 | Things That Donald Trump Truly Believes |
| 4,560 | All Modern-Day Countries Ever Controlled by Denmark on a Map |
| 4,551 | Modern-Day Countries of the North Sea Empire with a Map |
| 4,519 | Kings and Queens of Britain - Wives and Husbands |
| 4,520 | Languages of the Persian Empire with a Map |
| 4,508 | Win the 1856 U.S. Presidential Election |
| 4,500 | Modern-Day Countries of the Tibetan Empire |
| 4,496 | 100 Biggest Cities of the World in 1900 with a Map |
| 4,481 | British History A-Z Picture Quiz |
| 4,479 | All Modern-Day Countries Ever Controlled by the United States |
| 4,468 | Modern-Day Countries of the Teutonic Order on a Map |
| 4,462 | U.S. History A-Z #2 |
| 4,456 | Modern-Day Countries of the Golden Horde Khanate with a Map |
| 4,428 | Former Names of Countries |
| 4,398 | Modern-Day Countries of the Hunnic Empire on a Map |
| 4,397 | 100 Biggest Cities in Austria-Hungary in 1910 with a Map |
| 4,381 | English Monarchs - Anglo-Saxon to British |
| 4,374 | Modern-Day Countries of the Grand Duchy of Lithuania with a Map |
| 4,359 | 100 Biggest Cities of the German Empire with a Map |
| 4,339 | Count in Roman Numerals - Two Minute Sprint |
| 4,314 | Mediterranean Countries in 1501 with a Map |
| 4,311 | Modern-Day Countries of the Iberian Union with a Map |
| 4,278 | Former to Present Geographic Name |
| 4,271 | Countries that are not invited to Queen Elizabeth II's funeral |
| 4,268 | Modern-Day Countries of the Omani Empire in 1820 on a Map |
| 4,263 | Roman History |
| 4,249 | Ancient Geography |
| 4,397 | First 10 Countries Invaded by Germany in WWII |
| 4,240 | People in History A-Z #6 |
| 4,215 | Historical Groups of Things |
| 4,205 | Regions of Ancient Greece (with a map) |
| 4,200 | Provinces of the Spanish Empire with a Map |
| 4,173 | Territorial Evolution of Brazil on a Map |
| 4,168 | All First-Level Subdivisions of Europe in 1914 on a Map |
| 4,148 | Greek Mythology |
| 4,133 | Modern-Day Countries of the Dzungar Khanate with a Map |
| 4,129 | Monarchs of France |
| 4,100 | Modern-Day Countries of the Neo-Assyrian Empire on a Map |
| 4,094 | Famous European Birthplaces on a Map |
| 4,092 | Modern-Day Countries of the Moroccan Almoravid Empire on a Map |
| 4,080 | Subdivisions of the Ottoman Empire in 1593 with a Map |
| 4,053 | Chancellors of Germany(1871-present) |
| 4,054 | Flags of the USSR Republics |
| 4,007 | Embarrassing Chapters in US History, Part 1 |
| 3,994 | Cities in European History #2 |
| 3,977 | Birth State of US Presidents |
| 3,976 | People Who Were Assassinated/Murdered (Sudden Death) |
| 3,974 | 40 Historical People that Everyone Should Know by Picture |
| 3,968 | Modern-Day Countries of the Federal Republic of Central America on a Map |
| 3,963 | U.S. Presidents in Order by First Letter |
| 3,947 | Modern-Day Countries of the Kazakh Khanate on a Map |
| 3,943 | Nazi Germany (1933-1945) |
| 3,947 | British Prime Ministers by Picture |
| 3,934 | Unrecognized Countries |
| 3,930 | Languages Of The Soviet Union (USSR) |
| 3,925 | The Atlantic's 100 Most Influential Americans |
| 3,917 | Ottoman Empire Sultans |
| 3,900 | Territorial Changes After the Cold War |
| 3,898 | Biggest Cities once in the German Empire |
| 3,890 | UK Prime Ministers Since WW2 |
| 3,880 | Provinces (Vilayets) of the Ottoman Empire in 1900 with a Map |
| 3,848 | States of the German Empire in 1914 on a Map |
| 3,833 | European History on the Map |
| 3,830 | Methods of Suicide (by Famous Examples) |
| 3,830 | Countries that stayed neutral in WWII |
| 3,830 | Mythical Creatures |
| 3,823 | Random History Trivia |
| 3,824 | Oldest Capital Cities of Countries |
| 3,820 | Former Countries by Coat of Arms |
| 3,818 | Dioceses of the Later Roman Empire with a Map |
| 3,814 | Biggest Cities of Europe in 1453 with a Map |
| 3,799 | Former Flags Revealing Former Flags (SVG) |
| 3,797 | WWII: Axis... or Allies? |
| 3,792 | Modern-Day Countries of the Sasanian Empire on a Map |
| 3,782 | Countries that Have Controlled Berlin |
| 3,739 | Countries of Iberia in 1035 with a Map |
| 3,734 | 100 Most Famous People |
| 3,733 | Click the Wars in Chronological Order |
| 3,699 | Fastest growing U.S. cities by decade quiz |
| 3,680 | Groups of Two- History |
| 3,665 | Ancient History by Letter 'A' |
| 3,653 | Cities by Old Photos |
| 3,654 | Famous Paintings - Picture Quiz |
| 3,644 | World War II Countries - Sudden Death |
| 3,630 | Modern-Day Countries of the Songhai Empire on a Map |
| 3,592 | Historical Monarchs A-Z |
| 3,591 | Battlefields of WWI on Map (all countries and 100k+ cities) |
| 3,590 | Crown Lands of the Kingdom of France in 987 with a Map |
| 3,587 | Best US Presidents |
| 3,581 | Provinces (Themes) of the Byzantine Empire in 1025 AD with a Map |
| 3,567 | Largest Cities in the United States by Decade on a Map |
| 3,564 | Seven Wonders of the Ancient World - Sudden Death |
| 3,563 | Modern-Day Countries of the Khedivate of Egypt on a Map |
| 3,561 | Trace the Route of Abel Tasman on a Map |
| 3,558 | English/British History |
| 3,552 | U.S. Presidents by their Signatures - Picture Quiz |
| 3,535 | American Civil War A-Z |
| 3,525 | Former Countries by Map |
| 3,521 | Roman Numerals |
| 3,519 | Modern-Day Countries of the Sokoto Caliphate on a Map |
| 3,517 | Cantons of Switzerland in 1536 with a Map |
| 3,509 | Historical Largest Economies |
| 3,509 | Famous Battles on a Map |
| 3,489 | Roman Numerals Quiz |
| 3,489 | Imperial Circles of the Holy Roman Empire - Map Quiz |
| 3,485 | Subdivisions (Districts/Counties) of Austria-Hungary with a Map |
| 3,460 | European History A-Z |
| 3,454 | Former Countries by Capital #2 |
| 3,448 | Most famous Gods of the Greek Myths |
| 3,443 | Emperors of the Holy Roman Empire and of Austria. |
| 3,434 | Name a Valid Year |
| 3,429 | All Greek Gods and Monsters (Titans Included) |
| 3,426 | 100 Biggest Cities of the Russian Empire with a Map |
| 3,420 | Gettysburg Address -- Full text |
| 3,412 | Countries that Have Controlled China |
| 3,408 | Greek Gods - Sudden Death |
| 3,393 | U.S. Presidential Elections |
| 3,387 | Current Dictatorships |
| 3,383 | Countries Never Visited by a Sitting U.S. President |
| 3,379 | 50 Biggest Cities of Africa in 1500 with a Map |
| 3,370 | A Quiz All About the Titanic |
| 3,363 | Most common pope names |
| 3,353 | U.S. States by Date of Admission to the Union - With a Map |
| 3,331 | Muslim Countries of the World in 1500 with a Map |
| 3,320 | UK Prime Ministers - Sudden Death |
| 3,313 | 100 most important politicians of the 20th century |
| 3,302 | Countries that declared war on Japan in WW2 |
| 3,268 | Countries by Historical Figures #1 |
| 3,265 | Provinces (Voivodeships) of the Polish-Lithuanian Commonwealth with a Map |
| 3,252 | Provinces of the Netherlands in 1816 (with a Map) |
| 3,246 | 100 Biggest Cities of Napoleonic France Proper in 1812 with a Map |
| 3,225 | English Kings and Queens |
| 3,211 | Presidents of the United States |
| 3,219 | 100 Biggest Cities in Europe in 1800 with a Map |
| 3,207 | US Vice Presidents - One Minute Sprint |
| 3,179 | Ancient History by Letter 'C' |
| 3,174 | Battles of World War II |
| 3,168 | Roman Provinces - Map Quiz |
| 3,163 | 100 Biggest Cities of the World in 1789 with a Map |
| 3,151 | Modern-Day Countries of the Roman Empire - Sudden Death |
| 3,159 | Languages of the Carolingian Empire with a Map |
| 3,138 | Major Battles in Napoleonic Wars with a Map |
| 3,135 | Ten Worst Presidents |
| 3,134 | Provinces of the Persian Empire with a Map |
| 3,119 | Most Murderous Dictators in World History |
| 3,113 | Countries of Asia in 1300 on a Map |
| 3,107 | Countries Involved in the American Revolutionary War |
| 3,107 | Italian Prime Ministers |
| 3,104 | States of the Confederation of the Rhine in 1812 |
| 3,097 | All Countries that had territory in the Balkans since 1800 |
| 3,090 | Countries that Bombed Serbia and Montenegro (FR Yugoslavia) in 1999 - Serbian History |
| 3,089 | Embarrassing Chapters in US History, Part 2 |
| 3,089 | History of Norway |
| 3,080 | Departments of Napoleonic France in 1812 with a Map |
| 3,071 | WW2 Guns |
| 3,070 | One-Syllable US Presidents |
| 3,062 | Countries that Have Formally Declared War Since WW2 |
| 3,054 | Deadliest Wars in History |
| 3,043 | US Presidents in Alphabetical Order |
| 3,041 | Ancient cities: Mediterranean sea and Near East - Map Quiz |
