A locked chest is found in an abandoned house. No key is found nearby. The chest opens without damage. How was it opened?

Category: Mystery · Difficulty: expert

Hint: Consider modern lock mechanisms disguised as old.

Answer

Chest lock was magnetic release

Explanation

The chest used a magnetic lock that opened when an appropriate magnet was nearby, requiring no key.

This is a expert mystery riddle — one of the harder riddles here. The answer is Chest lock was magnetic release.

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