Flickr is the place where I post those public images I’m most pleased with. I try to take time to sort and process them, though I don’t always have as much time for this as I’d like…
Photos
Google+ Photos
I mostly use Google+ Photos to share with particular circles, but it’s also where I’ll post images of interest (if not artistic merit) or dump a batch of photos that I haven’t had time to pick through and process…