He might discover new magical communities in America. Maybe he'll meet some interesting witches and wizards who have different ways of using magic compared to those in Britain.
In the fanfiction, Harry could meet Native American wizards or witches who have a deep connection to the land and ancient magic. Their magic might be based on nature and spirits in a way that is very different from what Harry is used to in Britain. He may also meet some Muggle - born American wizards who have a different perspective on being part of the wizarding world, having grown up in a different cultural and social environment compared to Harry.
He'll most likely meet Bella Swan. Maybe he stumbles upon her in the forest and she's initially very wary of him, but then they start to talk and find they have some similarities in terms of being outsiders in their own worlds. He could also meet the Cullens. Edward might be intrigued by Harry's magic and Harry could be fascinated by Edward's vampire abilities.
Maybe he has friends or relatives in America who can offer him a place of refuge. In fanfiction, it's common to create new relationships for characters, and he might be running towards those connections. Also, the wizarding community in America could have something unique to offer him, like a different approach to magic that he wants to explore.
Perhaps Harry goes to Forks because he senses some dark magic there that is related to the Volturi. He could end up getting involved in their power struggles. He might also start to learn about the unique rules and powers in the Forks supernatural world and compare them to what he knows from the wizarding world. For example, the way vampires have their own kind of 'magic' with their super strength and speed.
In this fanfiction, Harry may encounter other students who have their own unique stories. Some might be children of Death Eaters trying to make amends by learning about creatures. He could also meet a wizard from a far - off land who has different ideas about how to interact with magical beasts. And there's a good chance he'll meet a werewolf who is trying to control his condition through the knowledge learned at the creature school.
Well, he might encounter new magical creatures unique to America, like the Thunderbird. He could also visit American wizarding schools and be amazed by their different teaching methods compared to Hogwarts.
Well, one interesting plot could be Harry going to an American wizarding school and comparing it to Hogwarts. Maybe he discovers new magical creatures there that are unique to America.
He might encounter new magical creatures. For example, he could come across the Thunderbird in America which is a very powerful and majestic creature. This encounter could lead to a whole new adventure as he tries to understand its nature and how it relates to American magic.