Scanning parks and beaches with one of these can be a unique and fascinating hobby.

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"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Whether you’ve lost a ring outdoors or have a hankering to go treasure hunting on your beach day, a metal ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Whether stashed by Captain Kidd or as a plot point in The Goonies, buried treasure has a certain allure ...

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