Voxel
President of Progress City
Google would be a great sponsor for something like that. Considering they have purchased ~10 robotics startup in the last year.To go a non-weather related route, how about a Robotics pavilion? It could cover big robots, nanotechnology, the space rovers, and more. Maybe even a "this is how we make audio-animatronics" bit. It could also cover research into Artificial Intelligence.