Namdaemun

(from the article `Seoul`) ...and buildings stretch out in all directions from the old city wall`s four major gates that still stand: Bukdaemun (`Great North Gate`); Tongdaemun ...
Found on http://www.britannica.com/eb/a-z/n/5

Namdaemun

[Kaesong] The Kaesong Namdaemun is the south gate of the old walled city of Kaesong, North Korea. Constructed between 1391 and 1393, it is the only one of the original seven citadel gates to survive mostly intact into the present. Started at the end of the Koryo period in 1391, it was completed three years later under the succeeding Joseon ...
Found on http://en.wikipedia.org/wiki/Namdaemun_(Kaesong)
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