Blockbusters are films that achieve significant commercial success, often characterized by high production budgets and extensive marketing campaigns. These movies typically attract large audiences and generate substantial box office revenue, making them a key focus for studios. Popular genres for blockbusters include action, adventure, and science fiction. The term "blockbuster" originated during World War II, referring to bombs capable of destroying entire city blocks. Over time, it evolved to describe films that dominate the box office. Iconic examples of blockbusters include Star Wars, Jurassic Park, and Avengers: Endgame, which have all set records for ticket sales and cultural impact.