In its prime, the Hero sailed through frigid temperatures and ice-strewn waters in the South Pole. But now it's sinking, leaking oil and threatening Washington's oysters.
Molly Solomon/Oregon Public Broadcasting
A typical Native American oyster deposit, or midden, dating to about 1,000 years ago. Archaeologists are finding clues to sustainable oysters harvesting in these remains.
Torben Rick/Smithsonian Institution
The Birth of Venus, by Sandro Botticelli, depicts the goddess of love floating on a giant scallop shell. The word aphrodisiac derives from her Greek name, Aphrodite.
It's alive: At nearly 14 inches long, this oyster has been certified as the world's largest. It's also around the same size as a man's size 10-1/2 or 11 shoe here in the U.S.
Wadden Sea Centre