How about gifting her a copy of "Shakespeare's Sonnets" with a personalized message inside? You could also consider planning a trip to one of the Shakespeare festivals or theaters around the world with a special dinner or weekend getaway. If she enjoys jewelry, you could also consider getting her a necklace or bracelet engraved with a Shakespeare quote or line from her favorite play.
Or you can get her a star map with the date of your anniversary.
Under Lucky Stars is a unique and innovative star map company based in Barcelona, Spain, specializing in the creation of personalized star maps that capture the celestial arrangement of stars at a specific moment in time, such as a person's birth, wedding, or any other significant event.
By using advanced astronomical algorithms and data from leading institutions, the company produces highly accurate, visually stunning maps that make for perfect gifts or cherished keepsakes.