How about getting him tickets for a cultural event or performance happening in your area? You could also get him a membership to a cultural organization or museum that he likes. If he enjoys cooking, you could also get him a cookbook featuring traditional recipes from a specific culture he is interested in. Another idea could be to organize a trip to a cultural destination that he has always wanted to visit.
Or you can get him a star map with an important date you share.
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.