If you follow the Central Cross-Island Highway through Chinma Tunnel into Taroko you come to Nine Turns Tunnel and Big Cliff; this is the area commonly known as Taroko Gorge. River water has sliced a nearly 1000-meter deep crevice through the marble, and the result is a narrow U-shaped gorge with virtually vertical walls.
沿著橫貫公路金馬隧道進入太魯閣，在九曲洞與大斷崖兩地，正是俗稱的太魯閣峽谷，立霧溪水鑿過大理岩層，斷岸千尺，U 型峽谷陡峭狹窄幾近垂直。