What are the different How to Train Your Dragon movies?

The "How to Train Your Dragon" film series includes three main movies: "How to Train Your Dragon" (2010), where young Viking Hiccup befriends a dragon named Toothless; "How to Train Your Dragon 2" (2014), which explores Hiccup's journey into adulthood and the discovery of a dragon-riding conflict; and "How to Train Your Dragon: The Hidden World" (2019), where Hiccup faces the challenge of protecting his home and finding a safe haven for dragons. Each film delves into themes of friendship, bravery, and acceptance.