There's video, fan art and more WOY material than you can shake a stick at.
I want to model them in 3D.
I thought this was a nifty Wander/Doctor Who mashup done by the artist Hayamika.
(Artwork copyright Hayamika, Disney, the BBC and of course, Craig McCracken.)
Don't know if Sylvia would like the idea of being compared to the TARDIS. While she agrees to be Wander's "mount", they actually use a big soap bubble to travel through space. They haven't done any time traveling yet, but I'm sure that's a possibility.