For the first time, I finally made it out to the CANstruction sculpture display on its final day at the new Vancouver convention centre. Teams create whimsical constructions out of donated cans (and other packages) of food. The results ranged from head-scratchingly obscure to remarkably inventive and fun. Afterward, I discovered evidence of the otherwise under-the-radar Liberal convention, happening at the same time but invisible to the public. View a slideshow. But wait – there’s more! They even had a little choo-choo train. That, and one of the sculptures, seemed to require the power of video to really do them justice: