The photos you wish to add to your photo album will be uploaded from your computer's hard drive.
In your profile, in the Photos content box, click on "Upload a New Photo".

Next, follow the steps below.

Step 1: Click on "Browse" and locate on your computer's hard drive, the photo you wish to upload.
Step 2: You can add a title which will show up as the title to that particular picture in the Photo Album. (optional)
Step 3: You can also add a description for that photo also that will show up to that particular photo in the Photo Album. (optional)
Step 4: You can also add Tags to your photos to take part in keyword-based photo grouping. (optional)
Step 5: Click on "UPLOAD" and your photo(s) will be uploaded!
You can do up to 5 photos as a time repeating the steps above and starting one down from the last one you did.