![Pokémon on Twitter: "In #PokemonLetsGo, you'll return to Vermilion City, the largest port city in the Kanto region! Rediscover this scenic seaside city, where the luxury cruise liner S.S. Anne stops once Pokémon on Twitter: "In #PokemonLetsGo, you'll return to Vermilion City, the largest port city in the Kanto region! Rediscover this scenic seaside city, where the luxury cruise liner S.S. Anne stops once](https://pbs.twimg.com/media/DkKZ3KnUUAA_81E.jpg)
Pokémon on Twitter: "In #PokemonLetsGo, you'll return to Vermilion City, the largest port city in the Kanto region! Rediscover this scenic seaside city, where the luxury cruise liner S.S. Anne stops once
![Anyone else notice this tunnel by the port town? Any ideas on where it leads.. possibly an underwater tunnel to an island not yet shown on the map? I can't seem to Anyone else notice this tunnel by the port town? Any ideas on where it leads.. possibly an underwater tunnel to an island not yet shown on the map? I can't seem to](https://i.redd.it/paephf0oowk21.png)
Anyone else notice this tunnel by the port town? Any ideas on where it leads.. possibly an underwater tunnel to an island not yet shown on the map? I can't seem to
![Nintendo of America on Twitter: "During your #PokemonLetsGo adventure you'll explore the largest port city in the Kanto region, Vermilion City! The luxury cruise liner S.S. Anne stops here once per year. Nintendo of America on Twitter: "During your #PokemonLetsGo adventure you'll explore the largest port city in the Kanto region, Vermilion City! The luxury cruise liner S.S. Anne stops here once per year.](https://pbs.twimg.com/media/DlI4ROzUcAAr7Gx.jpg)