The incredible isolation of North Korea — In one map

North Korea is often referred to as “The Hermit Kingdom” in the west — and one map demonstrates why.

The website MarineTraffic displays live data of cargo ships over 299 gross tonnage, and while South Korean ports of Incheon, Busan, and Ulsan are bustling with activity, shipboard cargo movement in the North barely registers, despite the country having eight major seaports.

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