The fantasy genre is a category of literature that features magical elements, mythical creatures, and imaginary worlds. It often includes themes of adventure, heroism, and the struggle between good and evil. Common settings in fantasy stories can range from enchanted forests to ancient kingdoms, where characters embark on quests and face supernatural challenges. Popular examples of the fantasy genre include works like J.R.R. Tolkien's The Lord of the Rings and J.K. Rowling's Harry Potter series. These stories often involve characters such as wizards, dragons, and elves, creating rich, imaginative narratives that transport readers to other realms.