The Island of Sodor is a fictional location in the Thomas the Tank Engine series, created by author Rev. W. Awdry. It is depicted as a small, charming island situated in the Irish Sea, featuring a variety of landscapes, including hills, forests, and coastal areas. The island is home to a number of anthropomorphized trains and vehicles, each with unique personalities. Sodor is known for its railway system, which plays a central role in the stories. The island's main railway, the North Western Railway, connects various towns and attractions, allowing characters like Thomas, Gordon, and Percy to embark on adventures and learn valuable lessons about friendship and teamwork.