Located near Unified Control Points(aka. benchmark) in Incheon Airport international Business Center.
You can get here
1. Go to Exit 3 or 12 at ICN airport Passenger Terminal 3th Floor.
2. Get on the Inter-Airport Shuttle Bus(It's Free, Interval 10min).
3. Get off the Bus at International Business Complex.
4. Enjoy Geocaching! :-)
Bring your own pen.
*** Please, Don't cover anything on the cache container when you put it away. ***