Awesome ice projections are guaranteed to drive the fans wild at NHL* matches. We talked to Dangers Inc, the Canadian mapping maestros with over 500 ice projection performances under their belt, about their approach, the technology and the challenges of projecting on ice. 

*The National Hockey League is usually described as the premier professional ice hockey league in the world and was formed in 1917. There are 7 teams from Canada and 24 (soon 25) from the US in the league.