valerie castro shows us the missing moments once again finding their way home. >> reporter: they sayicture is worth a thousand words. >> summertime in the swimming pool, having like a family dinner, taking a picture in front of somebody's house, these are all just really special moments that people had. >> reporter: but what is it worth to someone who has no idea who is in the photo? >> all these photos have a story behind them and every single picture is a picture of a real person who lived a real life. >> reporter: what started as a pandemic project developed into a mission for david gutenmacher, creating the museum of lost memories. >> the bride's name is lulu, groom's name is frankie, they were married on june 5th, 1965. old footage of someone opening a christmas gift. >> an online collection of photos, slides and reels of film david hopes to return to their rightful owners, or at least to tho in the pictures. >> i've been able to return thousands of things to dozens and dozens of families. >> what's the reaction you get when you connect someone with their lost memories? >> yeah,