Моя семья там была, много лет назад К востоку от Калининграда, к северу от Черняховска. Славинск? Дом (ферма), в котором городе отец жил, и дом ещё стоит. Ah, I finally remembered how to get my RU keyboard! I had forgotten the Windows settings...
Find somebody from there location and ask to photo the house, the farm or its neibourhood. Just to refresh memories, to show to children where grands lived.
Sure, that is good advice. But I am the last person in my family who will remember the details. I'm sure that it's the same among older Russians! "All those moments will be lost like tears in the rain," to quote from one of my favorite films. We're all humans, with the same emotions That's my belief, anyway. I will live another 10 years, I guess. So that's a long time.