Many ghost stories are associated with the road and in spite of its beautiful vistas it has become less popular after the opening of the alternate rail and coastal routes. The Lan Yang Plain is bordered on the north, west, and south by rugged mountains, and on the east, by the Pacific. Formed by the centuries of overflow of the Lan Yang River, it is extremely fertile.
蘭陽平原在台灣東北方，南北都是高山，東臨太平洋，整個平原全係蘭陽溪及其支流沖積而成的沖積層，非常肥沃。