长城是中国的象征之一,鲜为人知的是,外国也有很长城。古希腊长城:公元前5世纪,雅典人在巴尔干半岛上筑有两条长城,为外国最早的长城。当时,古希腊的雅典城与重要的海港比雷埃夫斯之间有一条宽阔的直道。为了保障战时雅典与海上的联系,雅典人就在其直道两旁修筑了两条长达8公里的城墙,称之为“长城”。英国长城:“哈德良长城”与“安敦尼长城”。当古罗马势力继续扩展到大不列颠岛上后,为抵御北方民 The Great Wall is one of the symbols of China. Little is known that there are also great walls in foreign countries. Ancient Greek Great Wall: The 5th century BC, Athenians in the Balkans built two Great Wall, the earliest foreign Great Wall. At that time there was a wide straight road between Athens, the ancient Greek city, and Piraeus, an important seaport. In order to protect the connection between Athens and sea during the war, the Athenians built two 8-kilometer walls on both sides of their straight roads, calling it the “Great Wall.” Great Wall of England: “Hadrian’s Wall ” and “Antonia Wall ”. When the ancient Roman forces continue to expand to the Great Britain, in order to resist the Northern Citizens