Queen Elizabeth's national memorial designs have been unveiled by the U.K. government and the public is invited to share ideas on the final choice. See all the photos.

The tiara features festoon and fleur-de-lis designs and many diamonds. Another tiara worn by Queen Camilla was the Sapphire Tiara. This elegant piece features diamonds and sapphires in an ornate ...

From diamond-encrusted designs passed down through generations to modern masterpieces, each tiara tells a fascinating story. But how well do you know these iconic headpieces? This sparkling ...

But, you can see the beginnings of the architectural and angular designs that would define the roaring '20s in this tiara's ...