My photos back up on Google Plus but didn't land anywhere..lost photos. How can I get them back?

[AC Question]

my photos back up on google plus but didnt land anywhere...lost photos

i have a samsung s4 mini, my sd card got corrupt and wiped all my photos off. i had google plus and i saw it back up my photos, i saw the thumbnails of all my photos, it took a few hours to back up...the problem is they didn't go anywhere? not to any google plus/drive/photos...they have vanished...can anyone please offer any assistance? i have lost over 6500 photos into some ether...