Get tickets to watch a game at Isola DElba Tennis Club. If there's nothing on while you're in the area, you might like to check if they offer a tour of the grounds.
Pay the entry fee and then take your time to fully experience this sporting facility in San Giovanni. If you're after other fun things to see and do in the area, Sansone Beach, Lacona Beach and Biodola Beach are near Isola DElba Tennis Club.