Inherited Photographs/Document ation.

I agree that you should hold onto these family pictures and make every attempt to find their blood relatives. There are people out there who might be really thrilled to see those photos. It doesn't matter that they are unidentified. Someone somewhere may have a picture of the same person and can identify them. I can say from personal experience just how important this could be to someone.
You don't mention aunts or uncles. If your parents had any siblings or cousins then ask them whether anyone in the family does their family tree. On Ancestry website you may find your adopted parents or grandparents shown on someone's tree, and other genealogy websites provide help and advice. Don't give up and bin them, just hang onto them, because I promise you if you keep searching eventually someone will want them. I have given out photos after many years holding onto them, and brought great joy to the recipient, but you have to be patient and keep looking.

Is there a local history museum near you? They might be happy to add your photos and docs to their archives. They could be useful for future research?

Do you have any other ‘family ‘ members who might want them?
If not go onto FB and see if you can find anyone who wants them, most Towns, Villages and Counties have FB Genealogy pages and will be able to find distant relatives for you, please don’t bin them!

Thankyou….some good options.

Have you seen this Spiritof67?

www.zerowasteweek.co.uk/8-ways-to-recycle-old-photographs-and-albums/