The Day After Tomorrow is a 2004 apocalyptic science-fiction film that epicts the catastrophic effects of both global warming and cooling. Worldwide, it is the 46th top grossing film of all time, with total revenue of US $542,771,772. It is the second highest grossing movie not to be #1 in the US box office (behind My Big Fat Greek Wedding). It currently holds the record for biggest opening weekend gross for any movie not opening at #1 with $68.7 million. The movie was filmed mostly in Montreal, and, as of 2008, is the highest grossing Hollywood film in history to be filmed in Canada.