Geography · US Geography
US Geography Trivia Quiz
Fifty Nifty The fifty states, their capitals, parks, rivers and the odd facts that surprise even Americans.
151 questions · 2 to 12 players, or solo · Typed answers, close enough counts
About this quiz
This US Geography Trivia Quiz has 151 questions: 53 easy, 61 medium and 37 hard. It is free. Play it with friends in a room for 2 to 12 players, on phones or in a browser, or play it solo. Type your answers: close enough counts, so a small typo still scores.
Sample questions
20 of the 151 US Geography questions in this pack. Think of your answer, then open it.
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Mexicans call it the Río Bravo. What do Americans call the river that forms the Texas–Mexico border?
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Rio Grande
The US–Mexico border follows its centre line for about 1,255 miles, from El Paso down to the sea.
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In 1900, engineers made which city's river flow backwards, away from its lake, to keep sewage out of the drinking water?
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Chicago
A new canal sent the river toward the Mississippi instead of Lake Michigan, where the city gets its water.
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The skyscraper in the Loop is now called the Willis Tower. Under what name was it famous for decades?
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Sears Tower
It opened in 1973 as the world's tallest building and held the title for nearly 25 years.
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Mormon settlers are said to have named which national park's spiky trees, which they thought looked like a Bible hero guiding them west?
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Joshua Tree
The 'tree' is really a giant yucca, and its raised branches looked to settlers like arms pointing the way.
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Which alpine lake, split between California and Nevada, is so deep (about 501 m) that only Oregon's Crater Lake beats it in the US?
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Lake Tahoe
About two-thirds of it lies in California; it's North America's largest alpine lake.
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Visitors who pocket fossil wood from which national park often mail it back, blaming a curse for their bad luck?
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Petrified Forest
Rangers can't put returned wood back where it came from, so it goes on a heap called the Conscience Pile.
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Which Washington volcano, once nicknamed the 'Fuji of America' for its perfect cone, lost its whole summit in a 1980 eruption?
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Mount St. Helens
Before 1980 it was Washington's fifth-highest peak; the blast left it hundreds of metres shorter.
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Which Great Lake covers more ground than any other freshwater lake on Earth?
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Lake Superior
At about 82,000 km² it's the biggest by area, yet Siberia's Lake Baikal and Africa's Lake Tanganyika hold more water.
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Samuel Clemens took his pen name, Mark Twain, from a depth call shouted by boatmen on which river?
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Mississippi River
'Mark twain' meant two fathoms, about 12 feet: to a pilot on a dark night, it meant safe water.
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Which river carved the Grand Canyon, yet now rarely reaches the sea because dams and cities drink almost all of it?
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Colorado River
Its old delta in Mexico is now mostly salt flats; it hasn't reached the Gulf of California naturally since 1998.
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More than 426 miles of mapped tunnels make which national park the world's longest known cave system?
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Mammoth Cave
It's over 1.5 times longer than the runner-up, an underwater cave in Mexico.
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Which Hawaiian volcano, whose name means 'long mountain', is the largest active volcano on Earth?
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Mauna Loa
It makes up about half of Hawaiʻi Island, and lava has paved roughly 90% of its surface.
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In Hawaiian tradition, the fire goddess Pele lives in a crater of which volcano, one of the busiest on Earth?
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Kilauea
Her home is said to be Halemaʻumaʻu, a pit that keeps refilling with lava lakes.
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Lucy, a six-storey building shaped like a giant animal, is America's oldest surviving roadside attraction. What animal is she?
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Elephant
She was built in 1881 in Margate, New Jersey, to help sell plots of land to new settlers.
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A South Dakota drugstore grew famous by putting up roadside signs for hundreds of miles offering travellers what for free?
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Ice water
Wall Drug's signs still dot the Great Plains, and fans have put up signs giving the miles to it from all over the world.
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America's most visited national park, with over 11 million visits in 2025, is named after the haze on its peaks. Name it.
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Great Smoky Mountains
Zion came a distant second in 2025, with close to 5 million visits.
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Which US territory in the Pacific uses the slogan 'Where America's Day Begins'?
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Guam
It sits just west of the date line, though CBS points out tiny Wake Island starts the day even earlier.
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Which national park sits right next to a town and is famous for its 'Bathhouse Row'?
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Hot Springs
Congress protected its springs back in 1832, 40 years before Yellowstone, and the town grew into a spa resort.
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Many locals and Native nations call it Tahoma. What's the usual name of the huge volcano that towers over Seattle?
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Mount Rainier
At 4,392 m it's Washington's tallest peak and the highest in the whole Cascade Range.
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To climb which Zion trail, with chains along a knife-edge ridge, do hikers need to win a permit lottery?
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Angels Landing
The last half mile follows a narrow ridge with sheer drops, so a permit system now limits the crowds.
How to play with friends
- Start a room. Open this quiz in Braggit, already picked for you. It plays in any browser or the app.
- Invite your friends. Share the room code or link. Friends join from their own phones, in the same room or over a video call.
- Type, wager, brag. Everyone types an answer before the timer runs out. Wager points when you are sure, then share your brag card.
Questions about this quiz
How many questions are in the US Geography Trivia Quiz?
151. Each game plays a round of them, so you can come back for more.
Can I play the US Geography Trivia Quiz with friends online?
Yes. Start a room with this quiz, share the room code or link, and 2 to 12 players join from the Braggit app or any browser. You can also play it solo.
Is the US Geography Trivia Quiz free?
Yes. Play it free in your browser or in the Braggit app for iPhone.
Do I have to spell the answers exactly?
No. You type your answers, and Braggit accepts close spellings, so a small typo still scores.
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