Montreal International Fireworks Competition

Well, taking into account the best pyrotehnicians come to present their newest and strongest creations, I don't think there would be a problem seeing the show from anywhere! They fire from La Ronde amusement park, so you can try the Jacques Cartier Bridge or the banks of St. Lawrence, but you'll have to deal with some 2 million crowds. It's held at June and July weekends since 1985...