Yes. These places are known as cemetaries, and those who tend to them are known as caretakers... It's not uncommon for families to tend to them as well, though, and they'll leave offerings. You can leave flowers on their grave, and for children it's common to leave teddy bears and the like...

[ The latter does draw a faint frown from him. That's an unpleasant subject, and he has to imagine that the majority of cultures would mourn the loss of the youngest and most vulnerable members of their group. ]

There's even kind souls who will leave them for people who they never knew, those who might have been lost with the passage of time... [ He recovers with a soft sigh now, smiling, ] At their core, humans are kind and caring bunch.

[ Though, well... It's more complicated than that, but anyway. ]