On the last leg of his South Korean adventure, Alexander heads to the bustling port of Busan, where South Korea's biggest fish market is to be found. Alexander gets to try some of the weirdest seafood he has ever seen, fresh from the sea, including a couple of sea creatures that are so fresh they are still moving as he bites into them. Later, travels 180 miles across the Korea Strait from Busan to the island of Jeju, where he embarks on an exhilarating climb up an extinct volcano known as Sunrise Peak