lucy24 - 10:10 pm on Mar 19, 2013 (gmt 0)
::detour to character viewer::
Oh, it's an escaped query string. ?w=690 Lowish tablet or highish phone.
There is more than one answer depending on the underlying problem. First question: Where did this URL come from in the first place? Is there just one of it, or is it a random example?
And then you get into the deeper questions. It's a request for an image file that can't have originated from your site, or it wouldn't have the malformed URL. Why do you want to redirect it? Or when you say "redirect" do you mean generically "do something about it"?