Google uses AI to pick out the highlights from the junk. Loads of factors to use like the geotag to show this looks like a holiday, this is a photo at the beach

Google uses AI to pick out the highlights from the junk. Loads of factors to use like the geotag to show this looks like a holiday, this is a photo at the beach vs this is a boring photo of a desk. So there is a load of data but ever improving AI will get better at showing you the cool stuff.