比利时是当今世界上唯一一个在所有高速公路上装有明亮路灯的国家，每隔３０米便有一盏明亮的路灯，其路灯密度堪称世界之最。因此，每到夜幕降临，华灯初上，比利时的道路便被路灯串连，宛若一条条发光长龙，纵横飞舞在大地上。良好的道路照明，使比利时变成了世界上唯一夜晚 Belgium is the only country in the world with a bright street light on all highways. Every 30 meters, there is a bright street light that has the highest street density in the world. Therefore, every nightfall, the Chinese lanterns in the beginning, the Belgian road was a series of street lights, like a gleaming glittering, flying in the earth. Good road lighting makes Belgium the only night in the world