圣马力诺共和国位于欧洲南部,意大利半岛东部,整个国家被意大利包围。地形起伏多山,西南部为丘陵,东北部为平原,圣马力诺河、马拉诺河等流经此地。这里不但风景如画,更令人称奇的是,这个国家没有红绿灯。圣马力诺共和国人口有3万多,而汽车却有10万辆,按常理推断,这里的交通应该是拥挤不堪,红绿灯遍地。可事实却是:这里交通顺畅,堵车很少发生,即使发生也 The Republic of San Marino is located in southern Europe, in the eastern part of the Italian Peninsula, and the entire country is surrounded by Italy. Undulating terrain mountainous, southwestern hills, northeast plains, the San Marino River, Malanuo River flows through here. Here is not only picturesque, even more amazing is that there is no traffic lights in this country. The Republic of San Marino has a population of over 30,000, while the number of cars is 100,000. It is common sense to conclude that the traffic here should be overcrowded with traffic lights everywhere. But the fact is: traffic is smooth here, traffic jams rarely occur, even if it happens