1) From the 'Me' tab in your Gaia sidebar, click “Photos / Greetings.”
2) Click Upload Photo (on the right of the screen)
3) A pop up window will appears. Now enter the location of the photo, or click on Browse to find the photo on your computer.
4) Give your photo a title and description, and tag it (if you'd like others to be able to find it).
5) If you'd like, you can put a check mark on the photo album(s) on which you want to add your photos.
6) Click Upload Photo.