In 1867, the United States purchased Alaska from this country.
What is Russia?
This country is home to the Great Barrier Reef and is known for its unique wildlife, like kangaroos and koalas.
This author wrote Romeo and Juliet, Hamlet, and Macbeth.
Who is William Shakespeare?
This gas makes up about 21% of the Earth's atmosphere and is essential for respiration.
What is oxygen?
This fruit is known for its high vitamin C content and is often squeezed into juice or eaten raw.
What is an orange?
This empire, once ruled by Genghis Khan, spanned much of Asia and Europe in the 13th and 14th centuries.
What is the Mongol Empire?
This mountain range, which includes Mount Everest, forms the border between Nepal and China.
What are the Himalayas?
This author is known for writing The Hobbit and The Lord of the Rings trilogy.
Who is J.R.R. Tolkien?
This element is represented by the symbol 'Na' on the periodic table and is commonly found in table salt.
What is sodium?
This Roman goddess, equivalent to the Greek Aphrodite, is associated with love, beauty, and desire.
Who is Venus?
This treaty, signed in 1919, officially ended World War I and imposed heavy reparations on Germany.
What is the Treaty of Versailles?
This European country is home to the capital city of Budapest, which is split by the Danube River.
What is Hungary?
This Russian author wrote War and Peace and is considered one of the greatest novelists of all time.
Who is Leo Tolstoy.
This natural phenomenon occurs when a solid turns directly into a gas, bypassing the liquid state.
What is sublimation?
He was the last Tsar of Russia, ruling from 1894 until his abdication in 1917.
Who is Nicholas II?
In 1989, this barrier, symbolizing the division between Eastern and Western Europe, was brought down, symbolizing the end of the Cold War.
What is the Berlin Wall?
This country, with the city of Casablanca as one of its major landmarks, is located in North Africa and is home to the Atlas Mountains.
What is Morocco?
This author of The Great Gatsby is famous for capturing the Jazz Age in American literature.
Who is F. Scott Fitzgerald?
This process, which occurs in the sun, involves the fusion of hydrogen atoms to form helium, releasing a massive amount of energy.
What is nuclear fusion?
This African nation, known as Abyssinia until the 20th century, was the site of the famous Battle of Adwa in 1896.
What is Ethiopia?
In 1498, this Portuguese explorer became the first European to reach India by sea, opening up the spice trade route.
Who is Vasco da Gama?
This landlocked country in Central Asia was formerly part of the Soviet Union and is bordered by Kazakhstan, Kyrgyzstan, Uzbekistan, and Turkmenistan.
What is Tajikistan?
This epic poem by Homer tells the story of Odysseus’ long journey home after the fall of Troy.
What is The Odyssey?
This element, symbolized as "Pb," is commonly used in batteries and is toxic to humans when accumulated in the body.
What is lead?
This catastrophic nuclear disaster occurred in the Soviet Union at the Chernobyl Nuclear Power Plant in this year.
What is 1986?