Walking along the ocean shore, little treasures dot the wrack zone. Twisted into the seaweed or caught in the waves, there’s driftwood, smoothed-out rocks, perfectly worn pieces of sea glass and ...

Named the best shelling spot in North America by Travel + Leisure magazine, Sanibel Island—located near Fort Myers on the Gulf of Mexico—is a true haven for seashell-spotting enthusiasts. “It turns ...