Top grossing films are movies that earn the highest revenue at the box office. This financial success is often measured in terms of worldwide ticket sales. Popular genres include action, adventure, and fantasy, with franchises like Marvel Cinematic Universe and Star Wars frequently dominating the charts. These films attract large audiences through engaging storytelling, star-studded casts, and extensive marketing campaigns. The list of top grossing films is updated regularly, reflecting changing viewer preferences and the release of new blockbusters. Notable examples include Avatar, Titanic, and Avengers: Endgame, which have all achieved remarkable financial milestones.