One day, I should write a post about this, maybe with my own picture. This series struck me to the core. It isn't sorrow so much as...well, knowing. It is what it is. Go see.
Soldier's Bedrooms
Lost Soldiers
War Memorials With Neatly Made Beds
(thank you Lee Anne, I would never have seen this without you. I won't link you here unless you tell me to)