Discover Your Inner Globetrotter And See If You Can Conquer This World Wonders Quiz
Julius Caesar famously crossed the Rubicon, but what is it?

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Caesar’s crossing of the Rubicon was famously considered a point of no return, but it’s easy to lose sight of why when that phrase is repeated enough. According to National Geographic, bringing an army into Rome was illegal, so Caesar knew he would start a civil war by leading his forces across the Rubicon River from Gaul.
Fototeca Gilardi/Getty Images
Fototeca Gilardi/Getty Images
Julius Caesar famously crossed the Rubicon, but what is it?
- A mountain pass in Turkey
- A road in Greece
- A desert in Syria
- A river in Italy
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