Nate DeMontigny was about to toss away what he thought was just a piece of garbage, but then he realized it was a case.

Magnet fishing in a big city always comes with higher expectations. This trip didn’t disappoint. What we pulled from the water turned into a huge magnet fishing jackpot. Urban waterways hide more than ...

Boat docks are hotspots for dropped tools, gear, and even mystery metal, and this trip proved it. We tossed our magnet into the water expecting scraps—and ended up with a massive haul of surprising ...