Danube quiz
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Where does the Danube reach the sea?
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More questions about Danube
These visible examples show the question style. LearnClash turns the full topic into ranked duels and spaced repetition.
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How many national capitals lie on the Danube?
Answer: 4
Why: That is more national capitals than any other river in the world flows through.
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According to Britannica, about how long is the Danube?
Answer: 2,850 km
Why: No river in the European Union is longer: the Danube runs more than twice the length of the Rhine.
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What lake receives Danube water that vanishes underground?
Answer: Lake Constance
Why: About 12 km away, the vanished water bubbles up again at the Aachtopf, Germany's biggest karst spring.
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What country does the Danube's Friendship Bridge link to Romania?
Answer: Bulgaria
Why: For almost 60 years, until a second bridge opened in 2013, it was the only bridge between Romania and Bulgaria.
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What sea did the Main-Danube Canal link to the Black Sea in 1992?
Answer: North Sea
Why: Since 1992, barges can follow one waterway of about 3,500 km from Rotterdam to the mouth of the Danube.
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Who ordered a canal in 793 to link the Rhine and Danube basins?
Answer: Charlemagne
Why: About 500 metres of the old trench, the Karlsgraben, still holds water near Treuchtlingen in Bavaria.
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