Early settlement of the island occurred almost exclusively along the west coastal plain. The Ching court, anxious to open up the interior and eastern regions, commissioned the building of the road to lead prospective pioneers.
春夏它開滿山遍野的小雛菊；秋冬的短箭竹海讓人不得不想打個滾兒。風吹草低，只差牛羊，否則就是大陸西北的蒙藏風光了。