SIM card and money for Seoul and Busan holidays
I have two short holidays to South Korea: 4-5 days in Seoul in May and 4-5 days in Busan in September. I've transitted through ICN a few times but this will by my first real visit. I'm putting together a list of some places to visit/things to do for...
https://www.flyertalk.com/foru....m/korea/2159392-sim-
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