Editor's note: From Dorothy’s magical ruby slippers to Elizabeth Taylor’s famous necklace, this fabulous gemstone has earned its spot in history, in popular culture, and in the hearts of jewelry lovers everywhere. It’s the gemstone of courage; the aptly-named civil rights activist Ruby Bridges proved that and more during the 1960s and beyond. If you don’t have a gorgeous Ruby wallpaper on your screens right now, let’s fix that!