2. Seoul Incheon International Airport (ICN)
The Seoul Incheon International Airport is always bustling with travelers of all sorts and has a spark on its own. It is carefully situated on an island in South Korea and boasts of having a Korean culture museum and features cultural performances all through the day. And of course, it has all the extravagant luxury options such as serene spas to soothe your tiredness, an indoor ice skating rink to kill your time, a taste of authentic cuisine to tickle your taste buds and huge VIP lounges to just relax for a minute.