Over the more than century-long history of Hollywood, countless visionary directors, actors, and writers have created some of the industry's most important movies. Everything from Wild West adventures to imaginative science fiction stories has helped make Hollywood the go-to powerhouse of entertainment that it is. The film business has shown a command over each genre, such as drama, war, and horror, with some films standing out as the definitive entry in their respective genre.
Source：https://www.cbr.com/movie-genre-greatest-movie-ranked/
