Helmet shells on the shore are usually about the size of a fist, the Cape Lookout National Seashore's Facebook page said, but a "jackpot" of a shell was about four times the size. A massive helmet ...

It's hard to go to any beach without looking for a treasure or two in the sand. Florida's coastline is full of shells both rare and common. While seashell hunters can travel far and wide to scour good ...