Planning to Jeju is pretty affordable, particularly if you're already in South Korea or some neighboring nations around the world with direct flights. The streets of Jeju Town, the biggest city over the island #17 Hallasan volcano is perhaps the key position of attraction on Jeju Island for adventurous travelers, https://chancenb975.thezenweb.com/jeju-island-is-so-beautiful-fundamentals-explained-71409697