A 64-year-old man in Maryland has spent decades turning a childhood toy into the world’s most valuable Hot Wheels collection. What started as playtime in the 1960s is now a treasure trove worth millions — filled with ultra-rare cars, limited editions, and prototypes.

In this video, we go inside his collection to uncover how he built it, why these tiny die-cast cars are worth so much, and how Hot Wheels grew from a kid’s toy to a billion-dollar business powered by adult fans.
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