Fictional cultures are imaginative societies created in literature, film, and other media. They often have unique customs, languages, and belief systems that reflect the values and experiences of their creators. Examples include the Hobbits from J.R.R. Tolkien's Middle-earth and the Na'vi from James Cameron's Avatar. These cultures can serve to explore real-world issues or provide entertainment. These cultures are often depicted through their art, music, and social structures, allowing audiences to immerse themselves in different worlds. They can also highlight themes such as conflict, cooperation, and identity, making them relevant to contemporary discussions about culture and society.