Completed in 1883, this New York suspension bridge was the first to use steel for its explosive-wire cables, though many citizens initially feared it would collapse into the East River.
What is the Brooklyn Bridge?
This 19th-century Chicago figure is often cited as America’s first serial killer, having constructed a "Murder Castle" equipped with trapdoors and gas chambers during the 1893 World’s Fair.
Who was H.H. Holmes?
In the 1848 Communist Manifesto, Marx and Engels famously declared that this "spectre" was haunting Europe.
What is Communism?
The "Right Whale" earned its name from early whalers for this grim reason: it was the "right" one to hunt because it is slow and does this after being killed.
What is float?
The assassination of this Archduke in Sarajevo on June 28, 1914, acted as the immediate catalyst for the outbreak of the war.
Who was Franz Ferdinand?
This Scottish cantilever bridge, famous for its distinct red color and triple-diamond silhouette, was the first major structure in the UK to be built entirely of steel.
What is the Forth Bridge (or Firth of Forth Bridge)?
In forensic science, this principle states that "every contact leaves a trace," forming the theoretical basis for all trace evidence analysis.
What is Locard's Exchange Principle?
Under the leadership of Pol Pot, this radical communist group oversaw the Cambodian Genocide, seeking to return the nation to a "Year Zero" agrarian society.
Who were the Khmer Rouge?
Measuring up to 3,000 meters deep, this specific species holds the record for the deepest and longest-duration dive of any mammal.
What is Cuvier's Beaked Whale?
This 1917 intercepted message from the German Foreign Secretary to Mexico proposed a military alliance against the U.S., helping to pull America into the conflict.
What is the Zimmermann Telegram?
Serving as a primary link between Sweden and Denmark, this combined railway and motorway bridge terminates in the middle of the sea at the artificial island of Peberholm.
What is the Øresund Bridge?
This term describes a person who has been "outlawed" or "civilly dead," but in a modern legal context, it specifically refers to a person who flees jurisdiction to avoid prosecution.
What is a Fugitive or Absconder?
This economic policy, launched by Mao Zedong in 1958, aimed to rapidly transform China from an agrarian economy to an industrial one through "backyard furnaces," but resulted in a catastrophic famine.
What was the Great Leap Forward?
Instead of teeth, many whales have these fringed plates made of keratin, used to strain tiny krill and plankton from the seawater.
What is Baleen?
Named after a German Chief of Staff, this strategic plan intended to avoid a two-front war by quickly knocking France out of the conflict before turning to Russia.
What was the Schlieffen Plan?
This 14th-century stone arch bridge in Florence is famous for still having shops built along its span, a practice that was once common in the Middle Ages.
What is the Ponte Vecchio?
In 1911, an Italian carpenter named Vincenzo Peruggia walked out of the Louvre with this painting, a crime that actually helped make the artwork the most famous in the world.
What is the Mona Lisa?
This 1921 policy introduced by Vladimir Lenin allowed for a "strategic retreat" into a limited market economy to rebuild the Soviet Union after the Russian Civil War.
What was the New Economic Policy (or NEP)?
This term describes the dramatic behavior where a whale leaps almost completely out of the water, often crashing back down to communicate or dislodge parasites.
What is Breaching?
This 1915-1916 campaign in the Ottoman Empire, championed by Winston Churchill, ended in a disastrous defeat for Allied forces attempting to secure a sea route to Russia.
What was the Gallipoli Campaign?
Standing at a maximum height of 343 meters (higher than the Eiffel Tower), this cable-stayed bridge in Southern France is currently the tallest bridge in the world.
What is the Millau Viaduct?
This 1966 Supreme Court case, which established the requirement for police to inform suspects of their rights, actually stemmed from a kidnapping and sexual assault case in Phoenix, Arizona.
What is Miranda v. Arizona?
In Marxist theory, this Latin-derived term refers to the "lowest" class of the proletariat who, lacking class consciousness, are unlikely to participate in a revolutionary struggle.
What is the Lumpenproletariat?
Living upwards of 200 years, this Arctic-dwelling species is believed to be the longest-lived mammal on Earth, partly due to its extremely slow metabolism.
What is the Bowhead Whale?
This 1918 treaty between the new Bolshevik government of Russia and the Central Powers officially ended Russia's participation in World War I.
What was the Treaty of Brest-Litovsk?