1) The first sound film, "The Jazz Singer," was released in 1927 and marked the transition from silent movies to "talkies."

2) The national animal of Canada is the beaver.

3) The musical "Les Misérables" is one of the longest-running shows in the West End and Broadway, with over 13,000 performances.

4) The Industrial Revolution led to significant urbanization, as people migrated from rural areas to cities in search of employment in factories.