Impossible Trivia
Ancient Mysteries
Scientific Paradoxes
Forgotten History
Pop Culture
10000

What is the only letter that doesn’t appear in any U.S. state name?

Q

10000

Which prehistoric monument’s purpose is still debated, though it aligns with solstices?

Stonehenge

10000

What paradox involves a cat that is simultaneously alive and dead until observed?

Schrödinger’s Cat

10000

Who was the only U.S. president to serve two non-consecutive terms?

Grover Cleveland

10000

Which movie won the first Academy Award for Best Picture in 1929?

Wings

20000

Which country has the world’s longest official place name, with 85 characters?

New Zealand

20000

What is the name of the ancient city buried under volcanic ash in 79 AD?

Pompeii

20000

Which paradox suggests that the probability of something happening can be different depending on how the problem is framed, often seen in statistics?

Monty Hall Problem

20000

The “Dancing Plague” in 1518 struck which European city?

Strasbourg

20000

What artist holds the record for the most Grammy Awards won in a single night?

Beyoncé

30000

In 1962, a computer predicted the end of the world by 2000—but it was off by several centuries. Which device was this?

The IBM 7090 computer

30000

Which civilization mysteriously abandoned its major cities in the American Southwest around 1300 AD?

Ancestral Puebloans / Anasazi

30000

What is the name of the theory stating that time travel could allow paradoxes, like killing your own grandfather before your parent was born?

Grandfather Paradox

30000

Which African country was never colonized by a European power, aside from brief Italian occupation in WWII?

Ethiopia

30000

Which TV series was the first to air in color in the United States?

The Colgate Comedy Hour

40000

Which famous painting was stolen from the Louvre in 1911 and remained missing for two years?

The Mona Lisa

40000

The Voynich Manuscript is written in a language that no one has definitively decoded. Around what century was it created?

15th century

40000

Which thought experiment imagines a ship gradually having all its parts replaced—questioning if it’s still the same ship?

Ship of Theseus

40000

What ancient trade route connected China to the Mediterranean?

The Silk Road

40000

Who is the only actor to play both James Bond and a Batman live-action film?

George Lazenby

50000

What is the rarest naturally occurring element on Earth, often worth more than gold per gram?

Astatine

50000

Which ancient civilization built the massive, precise stone structures at Puma Punku in Bolivia?

Tiwanaku

50000

In physics, what principle states that certain pairs of properties (like position and momentum) cannot both be known exactly?

Heisenberg Uncertainty Principle

50000

Who was the last monarch of the Kingdom of Hawaii before it was overthrown?

Queen Liliʻuokalani

50000

What was the first video game to be played in space?

Tetris