The phrase "What can travel around the world without leaving its corner?" is often used as a riddle. The answer to this riddle is a stamp. Stamps can be placed on letters and packages that are sent worldwide, yet they remain physically in the corner of the envelope or package they are affixed to.
This riddle cleverly highlights how something small and seemingly stationary, like a stamp, plays a crucial role in global communication. It emphasizes the concept that even the tiniest objects can have significant reach and impact, connecting people across vast distances without actually moving from their place.
If you're interested in exploring more riddles or questions of a similar nature, feel free to ask!