If you want to download your Facebook album from desktop then you can try using Fotobounce.
PicknZip is a free online tool with which you can download your Facebook album in a zip or pdf file without installing any application!
To use PicknZip you will have to log in or sign in using your Facebook Account.No registration required. Simple.
You can download your photos along with the photos in which you have been tagged and even your friend’s photo album.
To use PicknZip you will have to browse the albums and pictures in which you have been tagged.Select the pictures and hit the download button.While downloading pictures you will be prompted to select either Zip or Pdf format.
You can save the downloaded pictures in your DVD or can upload to your hosting.
You can also go through Change Photo Tagging Settings To Keep your Facebook Account Safe & Secure
I wish Facebook had a feature where we could backup our Facebook Photo Albums!