Zhili and Beizhili were historic provinces in the area surrounding Beijing.
Its name is derived from its two terminal cities, Datong, a coal mining center in Shanxi province, and Qinhuangdao, of Hebei province, on the Bohai Sea.
Black Sea | Mediterranean Sea | Baltic Sea | North Sea | Red Sea | Caspian Sea | Caribbean Sea | Adriatic Sea | Aegean Sea | South China Sea | Sea of Japan | Irish Sea | Westland Sea King | Dead Sea | Arabian Sea | Tyrrhenian Sea | Southend-on-Sea | East China Sea | Ionian Sea | Bering Sea | White Sea | Kara Sea | First Sea Lord | Manly-Warringah Sea Eagles | Dead Sea Scrolls | British Sea Power | Tasman Sea | Sea Islands | Great Big Sea | Coral Sea |