Towards the end of the Film Darwin and Capt'n go in search of the QV 1, in a pedal powered dirigible, not too dissimilar to the one I take to work on days when it isn't too windy.
The following video is a compilation of digital line tests that either did or didn't make it into the final version of this scene.
The final comp is at the end of the video.
I've greyed out the stop motion bits, that were not my stuff by typing: This is not my stuff" over them.
Just so you know...