I am currently using this lovely and moody piece of Doctor Who artwork as my background wallpaper for my new droid phone. Illustrated by jinkies36 on DeviantArt (@Thirtysix on Twitter). See much more Whovian related art (as well as other subjects) from him by clicking on the image. It's based on the cliffhanger from the first episode of Doctor Who, "The Unearthly Child".
Hauntingly beautiful and inspiring. Thank you Nat!
First Doctor: "Fear makes companions of all of us."
Oh, and he's also Nat on the Doctor Who podcast Bridging the Rift! ;-)