Good Show Sir is a British blog celebrating “Only the worst Sci-fi/Fantasy book covers.” You can submit your own, and rate the ones already on the site.
Here are a few of my faves:
Oh god, her eyes…her eyes!
They don’t look to be “beneath the streets” at all.
300 pages chronicling the adventures of space door-to-door salesmen selling old timey women’s bras.
Look at his tiny, tiny legs. OK, who am I kidding, I just posted this for the bewbs.