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Detective riddle

A golden goblet was stolen from a museum exhibit. The security guard swore he never left his stool by the exit. The museum director pointed out that the guard's shoes were caked in fresh mud, whereas the museum floors were pristine white tile. Why did the guard look guilty?

About this riddle

Detective riddles are tiny mysteries. Look for the detail in the story that does not fit; it is usually the clue that solves the case.

Difficulty: Easy. More like this: Detective riddles with answers or try Truth & Lie Island for a different kind of puzzle.

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