Share 'Trophy's/collections what would you do in the ZA.'

There are many story's I'v heard (mostly war related) of people keeping trophy's or collecting things when they where on tour (WW2 vets mostly but I have friends in the army who do as well.) this ranges from anything from ears of kills to dog tags of fallen friends. Keepsakes that tell us where we have been or trophy's that show achievement or improvement. So I raise this question to all you Surv…