As their tag line states, DoverPictura is an online source for "Rare, Unique and Exotic Digital Image Collections" that are royalty and/or copyright free. Their collection is HUGE and covers a multitude of interests/ subjects from Angels to Warcraft and anything you could imagine in between.
Cropped Screenshots via DoverPictura.com
For a very reasonable fee, you can download either an entire 'book' of images or selected image sheets. Then you can either use the images as a source of inspiration, or use them directly - because they're royalty free y'all!!
My immediate favourite 'books' included:
(that jaunty little dog in the hat and coat kills me!)
Think this site couldn't any more awesome? Well, they have a blog for crafty ideas on how to play with their images. Hello, amazing! What do you think? I'd love to hear some of your favourites!