Share Pinterest Facebook Twitter LinkedIn Here are the remains of the wall to keep the Mongolians at bay, built in the 13th Century. The wall used to be 20kms long but now only a few remnants remain. FukuokaFukuoka Day ToursFukuoka destinationsFukuoka HistoryFukuoka tourfukuoka travelFukuoka tripFukuoka vacationMongolian InvasionPrivate Fukuoka Tours福岡 AloJapan.com
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