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 ...

The Bailey-Matthews National Shell Museum and Aquarium on Sanibel has a collection of more than 600,000 shells. The elusive junonia is included.

Seashells are the abandoned exoskeletons of mollusks, like snails and clams. Numerous seashell varieties, including ark shells, scallops and conchs, can be found on Corpus Christi beaches, ...