For the most part, the plains are small. The most extensive are the Pyongyang and Chaeryong plains, each covering about 500 km2. Because the mountains on the east coast drop abruptly to the sea, the plains are even smaller there than on the west coast.
For the most part the plains are small. The most extensive are the Pyongyang and Chaeryong plains, each covering about 500 km2. Because the mountains on the east coast drop abruptly to the sea, the plains are even smaller there than on the west coast.