Which is better: visiting the grave and making du'a' for the deceased, or making du'a' for him without visiting?

Question:
This questioner says: Which is better, visiting my father's grave and making du'a' for him, or making du'a' for him without visiting?

Answer:
There is virtue in the visit that combines both. You make du'a' for him in any place, and you go to visit his grave and make du'a' for him at his grave. Yes, sending salam to him is part of dutifulness. Yes.