Meet the elite Pyro-technicians of Canada's premiere fireworks firm, Quebec's Fiatlux. You don't notice this small swat team of men and women at large fireworks displays – and you aren't supposed to – as their job is to keep all eyes riveted to the sky in awe and wonder. Now, audiences get a behind-the-scenes look at these pros in action, from designing the bang to ensuring shows run without a hitch.