Amethyst

From costumes to props to signed first edition books, the Harry Potter fanfare is unbelievable: these 7 items total to over a million dollars.

Here are some facts you might not know about the gems adorning your favorite jewelry.

There’s still a long way to go before we reach a more equally gendered art world, but here are some of the women who have played a key role in shaping the history of art thus far.