Who was the first of the "Rightly Guided" caliphs?
During the 15th and 16th centuries, this "Age" saw European mariners like Vasco da Gama and Ferdinand Magellan map the world's oceans.
What is the Age of Discovery?
This wall, which stood from 1961 to 1989, served as the physical symbol of the "Iron Curtain" and the division between Western democracy and Eastern communism.
What is the Berlin Wall?
The world's largest desert.
What is Antarctica?
This is the only metal that is liquid at standard room temperature and pressure.
What is mercury?
This "City of Peace" was founded by Caliph al-Mansur in 762 CE and served as the intellectual hub of the world during the Islamic Golden Age.
What is Baghdad?
This 1215 document, signed by King John of England, established the principle that everyone—including the king—was subject to the law.
What is the Magna Carta?
The name of the first leader of the Soviet Union.
Who is Vladimir Lenin?
The only continent on Earth that does not have any active volcanoes.
What is Australia?
The only planet in our solar system that rotates clockwise.
What is Venus?
This Kurdish general and founder of the Ayyubid dynasty recaptured Jerusalem in 1187.
The deadliest war in American history.
What is the American Civil War?
This Greek city-state is known as the "Cradle of Democracy" and was home to famous philosophers like Socrates and Plato.
What is Athens?
What B.C.C. stands for in an email.
What is Blind Carbon Copy?
This animal is the only mammal that is physically unable to jump.
What is the elephant?
A pivotal battle in early Islam, taking place in 624 CE.
This Japanese period, beginning in 1868, saw the country rapidly transition from an isolated feudal society into a modern industrial world power.
What is the Meiji Restoration?
This famous international organization was founded in San Francisco in 1945.
What is the United Nations?
The only letter in the English alphabet that doesn't appear in the names of any of the 50 states.
What is 'Q'?
This is the only human organ capable of natural regeneration; as little as 25% of the original tissue can regrow into a full-sized version.
What is the liver?
In 1453, the Ottoman Sultan Mehmed II earned the title "The Conqueror" after successfully capturing this legendary city of the Byzantine Empire.
What is Constantinople/Istanbul?
This 1066 CE battle saw William the Conqueror defeat King Harold II, leading to the Norman conquest of England.
What is the Battle of Hastings?
This 19th-century "Iron Chancellor" was the primary architect behind the unification of the various German states into a single German Empire.
Who is Otto von Bismarck?
In the world of tech, the name of this wireless standard was inspired by a 10th-century Viking king who united Scandinavia.
This is the only country in the world that has a non-rectangular national flag.
What is Nepal?