Wireframes - Pitch for a municipal website by Uwe Thimel, via Behance
Inspiring Wireframe Sketches
Design Spiking by Joshua Ogle | http://robots.thoughtbot.com/design-spiking
Inspiration Mobile #16 : Croquis et Wireframes | Blog du Webdesign
Mobile Visual Flowchart for OmniGraffle & Illustrator by Eric Miller, via Behance
UX Sketching board
An app to wake up feeling fresh in the morning. Follow Me on Twitter
I just found these when browsing some google images. Not mine on this one, but enjoyable to digest some of the thinking.