People write 'Thomas Leaves Sodor' fanfictions because they want to explore new storylines. The original setting of Sodor can be a bit limiting sometimes, so they send Thomas away to see what new adventures he can have.
Well, without more context, it's hard to say exactly. But it could be a story centered around the Black Isle. Maybe it involves a conflict between different groups in that area, like the locals and some invaders. It could also be a love story set against the backdrop of the unique landscape of the Black Isle.
The Isle of Man has a rich and diverse story. It's a self - governing British Crown dependency. It has its own unique culture, traditions and history. For example, the famous Manx language was once widely spoken there. The island also has a long history of seafaring and trade, which influenced its development over the centuries.
The origin story of Isle of Dogs might involve historical events, local legends, or perhaps the imagination of a creative mind. It could be a combination of various elements that gave birth to the concept.
It's a bit of both. While the setting and some themes might draw from real-world elements, the plot and characters have been fictionalized and embellished to make for a compelling cinematic experience.